hymen - n. Anat. a membrane which partially closes the opening of the vagina and is usu....

hypnotic - adj. & n. 1 of or producing hypnotism. 2 (of a drug) soporific. 1 a thing, esp....

hymem - n. Anat. a membrane which partially closes the opening of the vagina and is usu....

hypertrophy - n. the enlargement of an organ or tissue from the...

hybrid - n. & adj. 1 Biol. the offspring of two plants or animals...

hypnotik - adj. & n. 1 of or producing hypnotism. 2 (of a drug) soporific. 1 a thing, esp....

hyman - n. Anat. a membrane which partially closes the opening of the vagina and is usu....

hystrionic - adj. & n. 1 of or concerning actors or acting. 2 (of behaviour) theatrical, dramatic....

hymin - n. Anat. a membrane which partially closes the opening of the vagina and is usu....

hydrolysis - n. the chemical reaction of a substance with water, usu. resulting in decomposition....

hydrgen - H[2]S. hydrogenous adj. [F hydrogne (as HYDRO-, -GEN)]...

hypen - n. & v. the sign (-) used to join words semantically or syntactically (as in fruit-tree,...

hyphin - n. & v. the sign (-) used to join words semantically or syntactically (as in fruit-tree,...

hystogram - n. Statistics a chart consisting of rectangles (usu. drawn vertically from a base...

hyperthyriodism - n. Med. overactivity of the thyroid gland, resulting in rapid heartbeat and an increased...

hydogen - H[2]S. hydrogenous adj. [F hydrogne (as HYDRO-, -GEN)]...

hypotenuse - n. the side opposite the right angle of a right-angled triangle. [L hypotenusa f....

hydrocephalus - n. Med. an abnormal amount of fluid within the brain, esp. in young children, which...

hyrogen - H[2]S. hydrogenous adj. [F hydrogne (as HYDRO-, -GEN)]...

hyperbole - n. Rhet. an exaggerated statement not meant to be taken literally. hyperbolical...

hystory - n. (pl. -ies) 1 a continuous, usu. chronological, record of important or public...

hydrogin - H[2]S. hydrogenous adj. [F hydrogne (as HYDRO-, -GEN)]...

hymm - n. & v. 1 a song of praise, esp. to God in Christian...

hydrogen - H[2]S. hydrogenous adj. [F hydrogne (as HYDRO-, -GEN)]...

hyndi - n. & adj. 1 a group of spoken dialects of N. India....

hydraulic - adj. 1 (of water, oil, etc.) conveyed through pipes or channels usu. by pressure....

hyphan - n. & v. the sign (-) used to join words semantically or syntactically (as in fruit-tree,...

hyacinth - n. 1 any bulbous plant of the genus Hyacinthus with ...

hyperbola - n. (pl. hyperbolas or hyperbolae) Geom. the plane curve of two equal branches, produced...

hytler - n. a person who embodies the authoritarian characteristics of Adolf Hitler, Ger....

hybiscus - n. any tree or shrub of the genus Hibiscus, cultivated for its large ...

hypertropy - n. the enlargement of an organ or tissue from the...

hymn - n. & v. 1 a song of praise, esp. to God in Christian...

hypocrisy - n. (pl. -ies) 1 the assumption or postulation...

hyperbolic - adj. Geom. of or relating to a hyperbola. hyperbolic function a function related...

hysterectomy - n. (pl. -ies) the surgical removal of the womb. hysterectomize v.tr. (also -ise)....

hypothyroidism - n. Med. subnormal activity of the thyroid gland, resulting in cretinism in children,...

hyperglycaemia - n. ( US hyperglycemia) an excess of glucose in the bloodstream,...

hyperthyroidism - n. Med. overactivity of the thyroid gland, resulting in rapid heartbeat and an increased...

hypothesis - n. (pl. hypotheses) 1 a proposition made as a basis for reasoning, without ...

hypertension - n. 1 abnormally high blood pressure. 2 a state of great emotional tension. hypertensive...

hypallage - n. Rhet. the transposition of the natural relations of two elements in a proposition...

hydroen - H[2]S. hydrogenous adj. [F hydrogne (as HYDRO-, -GEN)]...

hyphen - n. & v. the sign (-) used to join words semantically or syntactically (as in fruit-tree,...

hygrometer - n. an instrument for measuring the humidity of the air or a gas. hygrometric adj....

hyves - orig. unkn.]...

hyperrophy - n. the enlargement of an organ or tissue from the...

hygiene - n. 1 a a study, or set of principles, of maintaining health. b conditions or practices...

hyphn - n. & v. the sign (-) used to join words semantically or syntactically (as in fruit-tree,...

hylic - adj. of matter; material. [LL hylicus f. Gk hulikos f. hule matter]...

hydden - past part. of HIDE(1). hiddenness n....

hypermarket - n. Brit. a very large self-service store with a...

hydrocephals - n. Med. an abnormal amount of fluid within the brain, esp. in young children, which...

hydroponics - n. the process of growing plants in sand, gravel, or liquid, without soil and

hydrogan - H[2]S. hydrogenous adj. [F hydrogne (as HYDRO-, -GEN)]...

hyride - n. Chem. a binary compound of hydrogen with an element, esp. with a metal. ...

hyhen - n. & v. the sign (-) used to join words semantically or syntactically (as in fruit-tree,...

hydrofoil - n. 1 a boat equipped with a device consisting of planes for lifting its hull out...

hydrogem - H[2]S. hydrogenous adj. [F hydrogne (as HYDRO-, -GEN)]...

hypie - n. (also hippy) (pl. -ies) colloq. 1 (esp. in the 1960s) a person ...

hyperbaton - n. Rhet. the inversion of the normal order of...

hypomania - n. a minor form of mania. hypomanic adj. [mod.L f. G Hypomanie (as HYPO-, MANIA)]...

hypostasis - n. (pl. hypostases) 1 Med. an accumulation of fluid or blood in the lower parts...

hyperpasia - n. the enlargement of an organ or tissue from the increased production of cells....

hypothetical - adj. 1 of or based on or serving as a hypothesis. 2 supposed but not necessarily...

hypnotize - v.tr. (also -ise) 1 produce hypnosis in. 2 fascinate; capture the mind of (a person)....

hyperesthesia - US var. of HYPERAESTHESIA. ...

hypotaxis - n. Gram. the subordination of one clause to another. hypotactic adj. [Gk hupotaxis...

hyperactive - adj. (of a person, esp. a child) abnormally active. hyperactivity n....

hyperpalsia - n. the enlargement of an organ or tissue from the increased production of cells....