17-letter words containing o, d, n
- hold one's ground — the solid surface of the earth; firm or dry land: to fall to the ground.
- hold one's horses — a large, solid-hoofed, herbivorous quadruped, Equus caballus, domesticated since prehistoric times, bred in a number of varieties, and used for carrying or pulling loads, for riding, and for racing.
- hold one's tongue — Anatomy. the usually movable organ in the floor of the mouth in humans and most vertebrates, functioning in eating, in tasting, and, in humans, in speaking.
- hold sb to ransom — If you say that someone is holding you to ransom in British English, or holding you for ransom in American English, you mean that they are using their power to try to force you to do something which you do not want to do.
- holding operation — a plan or procedure devised to prolong the existing situation
- holistic medicine — incorporating the concept of holism, or the idea that the whole is more than merely the sum of its parts, in theory or practice: holistic psychology.
- hollandaise sauce — a sauce of egg yolks, butter, lemon juice, and seasonings.
- homeland security — national defence
- homogentisic acid — an intermediate compound in the metabolism of tyrosine and of phenylalanine, found in excess in the blood and urine of persons affected with alkaptonuria.
- homovanillic acid — the end product of dopamine metabolism, C 9 H 10 O 4 , found in human urine.
- hornblende schist — a variety of schist containing needles of hornblende that lie in parallel planes.
- hot-and-sour soup — a spicy Chinese soup made with pork, chicken, beans, vinegar, etc., served hot
- hottentot's bread — elephant's-foot.
- houndstooth check — a pattern of broken checks, used in woven material for jackets, shirts, etc.
- household ammonia — diluted ammonia, often having a small quantity of detergent, used in the home for cleaning.
- how the land lies — the prevailing conditions or state of affairs
- hurler's syndrome — a medical condition characterized by physical deformity and mental deficiency
- hydrofluorocarbon — Any of a class of partly chlorinated and fluorinated hydrocarbons, used as an alternative to chlorofluorocarbons in foam production, refrigeration, and other processes.
- hydrogasification — a high-temperature, high-pressure process for producing liquid or gaseous fuels from fine particles of coal and hydrogen gas
- hydrogen chloride — a colorless gas, HCl, having a pungent odor: the anhydride of hydrochloric acid.
- hydrogen fluoride — a colorless corrosive gas, HF, the anhydride of hydrofluoric acid, used chiefly as a catalyst and in the fluorination of hydrocarbons.
- hydrogen peroxide — a colorless, unstable, oily liquid, H 2 O 2 , an aqueous solution of which is used chiefly as an antiseptic and a bleaching agent.
- hydrogen sulphide — Chemistry
- hydrothermal vent — an opening on the floor of the sea from which hot, mineral-rich solutions issue. Compare vent1 (def 2).
- hydroxytryptamine — (organic compound) Any hydroxy derivative of tryptamine, but especially 5-hydroxytryptamine (serotonin).
- hypochondriacally — In a hypochondriacal manner.
- hypodermic needle — a hollow needle used to inject solutions subcutaneously.
- hypophrygian mode — a plagal church mode represented on the white keys of a keyboard instrument by an ascending scale from B to B, with the final on E.
- hypsilophodontids — Plural form of hypsilophodontid.
- i am bound to say — You can say 'I am bound to say' to introduce a statement expressing something that you find undesirable or unexpected.
- i beg your pardon — You say 'Pardon?' or 'I beg your pardon?' or, in American English, 'Pardon me?' when you want someone to repeat what they have just said because you have not heard or understood it.
- i wouldn't say no — You use 'I wouldn't say no' to indicate that you would like something, especially something that has just been offered to you.
- icosidodecahedron — A semiregular polyhedron with twelve faces that are regular pentagons and twenty that are equilateral triangles.
- icositetrahedrons — Plural form of icositetrahedron.
- identity function — identity (def 9d).
- identity politics — political activity or movements based on or catering to the cultural, ethnic, gender, racial, religious, or social interests that characterize a group identity.
- idiosyncratically — pertaining to the nature of idiosyncrasy, or something peculiar to an individual: The best minds are idiosyncratic and unpredictable as they follow the course of scientific discovery.
- if you don't mind — People use the expression if you don't mind when they are rejecting an offer or saying that they do not want to do something, especially when they are annoyed.
- imitation doublet — a doublet formed entirely of glass.
- immediate version — child version
- immunocompromised — having an impaired or compromised immune response; immunodeficient.
- immunodiagnostics — the determination of immunologic characteristics of individuals, cells, and other biologic entities.
- in all likelihood — very probably
- in broad daylight — openly, in full public view
- in double figures — An amount or number that is in single figures is between zero and nine. An amount or number that is in double figures is between ten and ninety-nine. You can also say, for example, that an amount or number is in three figures when it is between one hundred and nine hundred and ninety-nine.
- in double harness — in a harness for two animals pulling the same carriage, plow, etc.
- in good condition — person: fit and healthy
- in mint condition — looking as good as new
- in the background — behind the focus of attention
- in/into disrepair — If something is in disrepair or is in a state of disrepair, it is broken or in bad condition.