Find Definition:
Online Dictionary / Words Beginning With "H"
Please select the first letter in the word you are seeking (Example: select 'r' for 'reform').
A - B - C - D - E - F - G - H - I - J - K - L - M - N - O - P - Q - R - S - T - U - V - W - X - Y - Z
Page: 1 .. 41 42 43 44 45 46 47 48 49 Next »»
hyperaldosteronism
1: a condition caused by over-production of aldosterone [syn: {aldosteronism}]
hyperalimentation
1: administration of a nutritionally adequate solution through a catheter into the vena cava; used in cases of long-term coma or severe burns or severe gastrointestinal syndromes [syn: {total parenter...
hyperbaric chamber
1: a large chamber in which the oxygen pressure is above normal for the atmosphere; used in treating breathing disorders or carbon monoxide poisoning
hyperbaton
1: reversal of normal word order (as in `cheese I love')
hyperbetalipoproteinemia
1: a genetic disorder characterized by high levels of beta-lipoproteins and cholesterol; can lead to atherosclerosis at an early age
hyperbilirubinemia
1: abnormally high amounts of bile pigment (bilirubin) in the blood
hyperbilirubinemia of the newborn
1: a common disorder that is usually due to immaturity of the liver; usually subsides spontaneously [syn: {neonatal hyperbilirubinemia}]
hyperbola
1: an open curve formed by a plane that cuts the base of a right circular cone
hyperbole
1: extravagant exaggeration [syn: {exaggeration}]
hyperbolic
1: enlarged beyond truth or reasonableness; "had an exaggerated (or inflated) opinion of himself"; "a hyperbolic style" [syn: {exaggerated}, {inflated}] 2: of or relating to a hyperbola; "hyperbolic f...
hyperbolic geometry
1: a non-Euclidean geometry in which it is assumed that through any point there are two or more parallel lines that do not intersect a given line in the plane
hyperbolically
1: in an exaggerated manner [syn: {exaggeratedly}]
hyperbolize
1: to enlarge beyond bounds or the truth; "tended to romanticize and exaggerate this `gracious Old South' imagery" [syn: {overstate}, {exaggerate}, {overdraw}, {hyerbolise}, {magnify}, {amplify}] [ant...
hyperboloid
1: a quadric surface generated by rotating a hyperbola around its main axis
hyperboloidal
1: having the shape of a hyperboloid
Hyperborean
1: (Greek mythology) one of a people that the ancient Greeks believed lived in a warm and sunny land north of the source of the north wind
hypercalcaemia
1: the presence of abnormally high levels of calcium in the blood; usually the result of excessive bone resorption in hyperparathyroidism or Paget's disease [syn: {hypercalcemia}] [ant: {hypocalcemia}...
hypercalcemia
1: the presence of abnormally high levels of calcium in the blood; usually the result of excessive bone resorption in hyperparathyroidism or Paget's disease [syn: {hypercalcaemia}] [ant: {hypocalcemia...
hypercalcinuria
1: the presence of abnormally high levels of calcium in the urine; usually the result of excessive bone resorption in hyperparathyroidism or osteoporosis [syn: {hypercalciuria}]
hypercalciuria
1: the presence of abnormally high levels of calcium in the urine; usually the result of excessive bone resorption in hyperparathyroidism or osteoporosis [syn: {hypercalcinuria}]
hypercapnia
1: the presence of an abnormally high level of carbon dioxide in the circulating blood [syn: {hypercarbia}] [ant: {hypocapnia}]
hypercarbia
1: the presence of an abnormally high level of carbon dioxide in the circulating blood [syn: {hypercapnia}] [ant: {hypocapnia}]
hypercatalectic
1: (verse) having an extra syllable or syllables at the end of a metrically complete verse or in a metrical foot [ant: {acatalectic}, {catalectic}]
hypercellularity
1: the state of having abnormally many cells
hypercholesteremia
1: the presence of an abnormal amount of cholesterol in the cells and plasma of the blood; associated with the risk of atherosclerosis [syn: {hypercholesterolemia}]
hypercholesterolemia
1: the presence of an abnormal amount of cholesterol in the cells and plasma of the blood; associated with the risk of atherosclerosis [syn: {hypercholesteremia}]
hyperchromic anaemia
1: anemia characterized by an increase in the concentration of corpuscular hemoglobin [syn: {hyperchromic anemia}]
hyperchromic anemia
1: anemia characterized by an increase in the concentration of corpuscular hemoglobin [syn: {hyperchromic anaemia}]
hypercoaster
1: a roller coaster that goes up 200 feet or higher and can catapult riders from 0 to 70 mph in 4 seconds by motors originally designed to launch rockets
hypercritical
1: inclined to judge too severely; "hypercritical of colloquial speech"; "the overcritical teacher can discourage originality" [syn: {overcritical}]
hyperdactyly
1: birth defect characterized by the presence of more than the normal number of fingers or toes [syn: {polydactyly}]
hyperemesis
1: severe and excessive vomiting
hyperemesis gravidarum
1: hyperemesis during pregnancy; if severe it can result in damage to the brain and liver and kidney
hyperemia
1: increased blood in an organ or other body part [syn: {hyperaemia}]
hyperemic
1: relating to or caused by hyperemia
hyperextend
1: extend a joint beyond its normal range; "Don't hyperextend your elbow"
hyperextension
1: greater than normal extension
hyperfine
1: extremely fine or thin, as in a spectral line split into two or more components; "hyperfine structure"
hyperfocal distance
1: the distance in front of a lens that is focused at infinity beyond which all objects are well defined and clear
hyperglycaemia
1: abnormally high blood sugar usually associated with diabetes [syn: {hyperglycemia}] [ant: {hypoglycemia}]
hyperglycemia
1: abnormally high blood sugar usually associated with diabetes [syn: {hyperglycaemia}] [ant: {hypoglycemia}]
Hyperglyphe perciformis
1: blackish fish of New England waters [syn: {barrelfish}, {black rudderfish}]
hyperhidrosis
1: excessive and profuse perspiration [syn: {hyperidrosis}, {polyhidrosis}]
Hypericaceae
1: used in some classification systems for plants usually included among the Guttiferae [syn: {family Hypericaceae}]
Hypericales
1: a large order of dicotyledonous plants of subclass Dilleniidae [syn: {Parietales}, {order Parietales}, {order Hypericales}]
hypericism
1: a severe dermatitis of herbivorous domestic animals attributable to photosensitivity from eating Saint John's wort
Hypericum
1: large almost cosmopolitan genus of evergreen or deciduous shrubs and herbs with often showy yellow flowers; cosmopolitan except tropical lowlands and arctic or high altitudes and desert regions [sy...
Hypericum androsaemum
1: deciduous bushy Eurasian shrub with golden yellow flowers and reddish-purple fruits from which a soothing salve is made in Spain [syn: {common St John's wort}, {tutsan}]
Hypericum ascyron
1: perennial shrub having large star-shaped yellow flowers in narrowly pyramidal cymes [syn: {great St John's wort}, {Hypericum pyramidatum}]
Hypericum calycinum
1: creeping evergreen shrub with bright yellow star-shaped summer flowers; useful as ground cover [syn: {creeping St John's wort}]
Hypericum crux andrae
1: shrubby plant having yellow to apricot flowers with four petals arranged in a cross; southeastern United States: New York to Texas [syn: {St Andrews's cross}]
Hypericum gentianoides
1: annual wiry-stemmed North American weed with minute scalelike leaves and small yellow flowers [syn: {orange grass}, {nitweed}, {pineweed}, {pine-weed}]
Hypericum hypericoides
1: low shrubby plant having yellow flowers with four petals arranged in a cross; Bermuda and southeastern United States to West Indies and eastern Mexico [syn: {low St Andrew's cross}]
Hypericum maculatum
1: European perennial St John's wort; Ireland and France to western Siberia [syn: {St Peter's wort}, {Hypericum tetrapterum}]
Hypericum perforatum
1: yellow-flowered perennial common in fields and waste places but a weed in rangelands [syn: {klammath weed}]
Hypericum prolificum
1: stiff shrub having oblong entire leaves and dense cymes of yellow flowers [syn: {shrubby St John's wort}, {Hypericum spathulatum}]
Hypericum pyramidatum
1: perennial shrub having large star-shaped yellow flowers in narrowly pyramidal cymes [syn: {great St John's wort}, {Hypericum ascyron}]
Hypericum spathulatum
1: stiff shrub having oblong entire leaves and dense cymes of yellow flowers [syn: {shrubby St John's wort}, {Hypericum prolificum}]
Hypericum tetrapterum
1: European perennial St John's wort; Ireland and France to western Siberia [syn: {St Peter's wort}, {Hypericum maculatum}]
Hypericum virginianum
1: perennial marsh herb with pink to mauve flowers; southeastern United States [syn: {marsh St-John's wort}]
hyperidrosis
1: excessive and profuse perspiration [syn: {hyperhidrosis}, {polyhidrosis}]
Hyperion
1: (Greek mythology) a Titan who was the son of Gaea and Uranus and the father of Helios and Selene and Eos in ancient mythology
hyperkalemia
1: higher than normal levels of potassium in the circulating blood; associated with kidney failure or sometimes with the use of diuretic drugs [ant: {hypokalemia}]
hyperkinetic syndrome
1: a condition (mostly in boys) characterized by behavioral and learning disorders [syn: {attention deficit disorder}, {ADD}, {attention deficit hyperactivity disorder}, {ADHD}, {minimal brain dysfunc...
hyperlink
1: a link from a hypertext file to another location or file; typically activated by clicking on a highlighted word or icon at a particular location on the screen
hyperlipaemia
1: presence of excess lipids in the blood [syn: {lipemia}, {lipaemia}, {lipidemia}, {lipidaemia}, {lipoidemia}, {lipoidaemia}, {hyperlipemia}, {hyperlipidemia}, {hyperlipidaemia}, {hyperlipoidemia}, {...
hyperlipemia
1: presence of excess lipids in the blood [syn: {lipemia}, {lipaemia}, {lipidemia}, {lipidaemia}, {lipoidemia}, {lipoidaemia}, {hyperlipaemia}, {hyperlipidemia}, {hyperlipidaemia}, {hyperlipoidemia}, ...
hyperlipidaemia
1: presence of excess lipids in the blood [syn: {lipemia}, {lipaemia}, {lipidemia}, {lipidaemia}, {lipoidemia}, {lipoidaemia}, {hyperlipemia}, {hyperlipaemia}, {hyperlipidemia}, {hyperlipoidemia}, {hy...
hyperlipidemia
1: presence of excess lipids in the blood [syn: {lipemia}, {lipaemia}, {lipidemia}, {lipidaemia}, {lipoidemia}, {lipoidaemia}, {hyperlipemia}, {hyperlipaemia}, {hyperlipidaemia}, {hyperlipoidemia}, {h...
hyperlipoidaemia
1: presence of excess lipids in the blood [syn: {lipemia}, {lipaemia}, {lipidemia}, {lipidaemia}, {lipoidemia}, {lipoidaemia}, {hyperlipemia}, {hyperlipaemia}, {hyperlipidemia}, {hyperlipidaemia}, {hy...
hyperlipoidemia
1: presence of excess lipids in the blood [syn: {lipemia}, {lipaemia}, {lipidemia}, {lipidaemia}, {lipoidemia}, {lipoidaemia}, {hyperlipemia}, {hyperlipaemia}, {hyperlipidemia}, {hyperlipidaemia}, {hy...
hyperlipoproteinemia
1: any of various disorders of lipoprotein and cholesterol metabolism that result in high levels of lipoprotein and cholesterol in the circulating blood
hypermarket
1: a huge supermarket (usually built on the outskirts of a town)
Hypermastigina
1: cellulose-producing flagellates [syn: {order Hypermastigina}]
hypermastigote
1: flagellate symbiotic in the intestines of e.g. termites
hypermedia
1: a multimedia system in which related items of information are connected and can be presented together [syn: {hypermedia system}, {interactive multimedia}, {interactive multimedia system}]
hypermedia system
1: a multimedia system in which related items of information are connected and can be presented together [syn: {hypermedia}, {interactive multimedia}, {interactive multimedia system}]
hypermenorrhea
1: abnormally heavy or prolonged menstruation; can be a symptom of uterine tumors and can lead to anemia if prolonged [syn: {menorrhagia}]
hypermetropia
1: abnormal condition in which vision for distant objects is better than for near objects [syn: {hyperopia}, {hypermetropy}, {farsightedness}, {longsightedness}] [ant: {myopia}]
hypermetropic
1: abnormal ability to focus of distant objects [syn: {hyperopic}]
hypermetropy
1: abnormal condition in which vision for distant objects is better than for near objects [syn: {hyperopia}, {hypermetropia}, {farsightedness}, {longsightedness}] [ant: {myopia}]
hypermotility
1: excessive movement; especially excessive motility of the gastrointestinal tract
hypernatremia
1: excessive amounts of sodium in the blood; possibly indicating diabetes insipidus [ant: {hyponatremia}]
hypernym
1: a word that is more generic than a given word [syn: {superordinate}, {superordinate word}]
hypernymy
1: the semantic relation of being superordinate or belonging to a higher rank or class [syn: {superordination}]
Hyperoartia
1: lampreys as distinguished from hagfishes [syn: {Petromyzoniformes}, {suborder Petromyzoniformes}, {suborder Hyperoartia}]
Hyperodontidae
1: beaked whales; in some especially former classifications included in the family Physeteridae [syn: {Ziphiidae}, {family Ziphiidae}, {family Hyperodontidae}]
Hyperoglyphe
1: a genus of Stromateidae [syn: {genus Hyperoglyphe}]
hyperon
1: any baryon that is not a nucleon; unstable particle with mass greater than a neutron
Hyperoodon
1: bottle-nosed whales [syn: {genus Hyperoodon}]
Hyperoodon ampullatus
1: northern Atlantic beaked whale with a bulbous forehead [syn: {bottle-nosed whale}, {bottlenose whale}, {bottlenose}]
hyperope
1: a person with hyperopia; a farsighted person
hyperopia
1: abnormal condition in which vision for distant objects is better than for near objects [syn: {hypermetropia}, {hypermetropy}, {farsightedness}, {longsightedness}] [ant: {myopia}]
hyperopic
1: abnormal ability to focus of distant objects [syn: {hypermetropic}]
hyperostoses
{hyperostosis}
Hyperotreta
1: hagfishes as distinguished from lampreys [syn: {Myxiniformes}, {suborder Myxiniformes}, {suborder Hyperotreta}, {Myxinoidei}, {Myxinoidea}, {suborder Myxinoidei}]
hyperparathyroidism
1: excessive secretion of parathyroid hormone resulting in abnormally high levels of calcium in the blood; can affect many systems of the body (especially causing bone resorption and osteoporosis) [an...
hyperpiesia
1: persistent and pathological high blood pressure for which no specific cause can be found [syn: {essential hypertension}, {hyperpiesis}]
hyperpiesis
1: persistent and pathological high blood pressure for which no specific cause can be found [syn: {essential hypertension}, {hyperpiesia}]
hyperpigmentation
1: unusual darkening of the skin [ant: {hypopigmentation}]
hyperpituitarism
1: excessive activity of the pituitary gland (especially overactivity of the anterior lobe which leads to excess secretion of growth hormone)
hyperplasia
1: abnormal increase in number of cells
hyperpnea
1: energetic (deep and rapid) respiration that occurs normally after exercise or abnormally with fever or various disorders [ant: {hypopnea}]
hyperpyrexia
1: extremely high fever (especially in children)
hypersecretion
1: excessive secretion
hypersensitised
1: having an allergy or peculiar or excessive susceptibility (especially to a specific factor); "allergic children"; "hypersensitive to pollen" [syn: {allergic}, {hypersensitive}, {hypersensitized}, {...
hypersensitive
1: having an allergy or peculiar or excessive susceptibility (especially to a specific factor); "allergic children"; "hypersensitive to pollen" [syn: {allergic}, {hypersensitized}, {hypersensitised}, ...
hypersensitivity
1: pathological sensitivity 2: extreme sensitivity
hypersensitivity reaction
1: an inappropriate and excessive reaction to an allergen (as pollen or dust or animal hair or certain foods); severity ranges from mild allergy to severe systemic reactions leading to anaphylactic sh...
hypersensitized
1: having an allergy or peculiar or excessive susceptibility (especially to a specific factor); "allergic children"; "hypersensitive to pollen" [syn: {allergic}, {hypersensitive}, {hypersensitised}, {...
hypersomnia
1: an inability to stay awake [ant: {insomnia}]
hypersplenism
1: enlarged spleen and a decrease in one or more types of blood cells; associated with many disorders
Hyperstat
1: vasodilator (trade name Hyperstat) used to treat severe hypertension [syn: {diazoxide}]
Hypertensin
1: any of several vasoconstrictor substances (trade name Hypertensin) that cause narrowing of blood vessels [syn: {angiotensin}, {angiotonin}]
hypertension
1: a common disorder in which blood pressure remains abnormally high (a reading of 140/90 mm Hg or greater) [syn: {high blood pressure}] [ant: {hypotension}]
hypertensive
1: having abnormally high blood pressure [ant: {hypotensive}, {normotensive}]
hypertext
1: machine-readable text that is not sequential but is organized so that related items of information are connected; "Let me introduce the word hypertext to mean a body of written or pictorial materia...
hypertext mark-up language
1: a set of tags and rules (conforming to SGML) for using them in developing hypertext documents [syn: {hypertext markup language}, {HTML}]
hypertext markup language
1: a set of tags and rules (conforming to SGML) for using them in developing hypertext documents [syn: {hypertext mark-up language}, {HTML}]
hypertext system
1: a database management system that allows chunks of text (objects) to be processed as a complex network of nodes that are linked together in an arbitrary way
Page: 1 .. 41 42 43 44 45 46 47 48 49 Next »»

home | contact us | about us | partner with us
© 2008 CanadaSpace.com, All Rights Reserved.