15-letter words containing i, h
- diaphototropism — growth of a plant or plant part in a direction transverse to that of the light
- diastrophically — in a diastrophic fashion
- dichlorobenzene — any of a group of three insoluble isomeric chemical compounds used in solvents, insecticides, and dyes
- dichloromethane — a noxious colourless liquid widely used as a solvent, e.g. in paint strippers. Formula: CH2Cl2
- dichotomisation — Alternative spelling of dichotomization.
- dichotomization — The act of dichotomizing or the thing dichotomized; classification.
- dichotomous key — a key used to identify a plant or animal in which each stage presents descriptions of two distinguishing characters, with a direction to another stage in the key, until the species is identified
- dichotomousness — the quality of being dichotomous
- dichroic filter — an optical colour filter operating on the principle of wave interference between closely spaced reflecting surfaces, rather than by colour absorption
- dimethylaniline — a very toxic oily liquid used in industry to harden certain synthetic resins and as a solvent
- dimethylbenzene — xylene.
- dimethylmethane — propane.
- dimethylsulfide — Alternative spelling of dimethyl sulfide.
- dionysius thrax — c100 b.c, Greek grammarian.
- diphenhydramine — a white, crystalline, antihistaminic compound, C 17 H 21 NO, used orally, topically, and parenterally, especially for allergies.
- diphenyl ketone — benzophenone.
- direct lighting — lighting in which most of the light is cast directly from the fixture or source to the illumined area.
- disenchantingly — In a disenchanting manner.
- disenfranchised — to disfranchise.
- disenfranchises — Third-person singular simple present indicative form of disenfranchise.
- disestablishing — Present participle of disestablish.
- dishabilitation — the imposition of a legal disqualification
- dishcloth gourd — loofah (def 1).
- dishearteningly — In a disheartening manner.
- dishwasherproof — (of dishes, cooking utensils, etc.) able to withstand washing in an automatic dishwasher without breaking, chipping, fading, etc.
- distinguishable — to mark off as different (often followed by from or by): He was distinguished from the other boys by his height.
- distinguishably — to mark off as different (often followed by from or by): He was distinguished from the other boys by his height.
- distinguishment — to mark off as different (often followed by from or by): He was distinguished from the other boys by his height.
- distributorship — a franchise held by a distributor.
- dithiocarbamate — any salt or ester of dithiocarbamic acid, commonly used as fungicides
- dithionous acid — an unstable dibasic acid known only in solution and in the form of dithionite salts. It is a powerful reducing agent. Formula: H2S2O4
- dithyrambically — In dithyrambic fashion.
- divided highway — a superhighway with a broad median strip, designed to prevent collisions, headlight glare, etc., between vehicles moving in opposite directions, and usually having limited or cloverleaf access.
- divinity school — a Protestant seminary.
- do the business — to achieve what is required
- do the dirty on — to behave meanly or unkindly towards
- do your head in — If something or someone does your head in, they make you angry or frustrated.
- docosahexaenoic — Of or pertaining to docosahexaenoic acid or its derivatives.
- doctoral thesis — a thesis written as part of a doctorate
- dogtooth violet — Also called adder's-tongue, trout lily. any of several North American lilies of the genus Erythronium, having nodding flowers and usually mottled leaves.
- dolichocephalic — long-headed; having a cephalic index of 75 and under.
- dolphin striker — a short vertical strut between the bowsprit and a rope or cable (martingale) from the end of the jib boom to the stem or bows, used for maintaining tension and preventing upward movement of the jib boom
- dorsibranchiate — having branchiae or gills along the back
- doubting thomas — a person who refuses to believe without proof; skeptic. John 20:24–29.
- down the middle — If you divide or split something down the middle, you divide or split it into two equal halves or groups.
- downhill skiing — the sport of skiing down a slope, usually making turns and various maneuvers.
- draughtproofing — Present participle of draughtproof.
- draughtsmanship — (British) alternative spelling of draftsmanship.
- drinking trough — a narrow open container in which water for animals is put
- drying-up cloth — a tea towel