15-letter words containing h, a, o
- diaphototropism — growth of a plant or plant part in a direction transverse to that of the light
- diastrophically — in a diastrophic fashion
- 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.
- dionysius thrax — c100 b.c, Greek grammarian.
- dishabilitation — the imposition of a legal disqualification
- dishwasherproof — (of dishes, cooking utensils, etc.) able to withstand washing in an automatic dishwasher without breaking, chipping, fading, etc.
- 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
- do your head in — If something or someone does your head in, they make you angry or frustrated.
- doch-an-dorrach — a stirrup cup.
- docosahexaenoic — Of or pertaining to docosahexaenoic acid or its derivatives.
- doctoral thesis — a thesis written as part of a doctorate
- dolichocephalic — long-headed; having a cephalic index of 75 and under.
- dongola leather — a leather similar to kid, made from goatskin, sheepskin, or calfskin.
- dorsibranchiate — having branchiae or gills along the back
- doubting thomas — a person who refuses to believe without proof; skeptic. John 20:24–29.
- dougherty wagon — a horse- or mule-drawn passenger wagon having doors on the side, transverse seats, and canvas sides that can be rolled down.
- downheartedness — The characteristic of being downhearted; sadness.
- draughtproofing — Present participle of draughtproof.
- drop handlebars — aerodynamic handlebars that drop down and curve towards the rider at the ends rather than turning upwards as on conventional bicycles
- dysmorphophobia — an obsessive fear that one's body, or any part of it, is repulsive or may become so
- dystrophication — the process by which a body of water becomes dystrophic.
- easy on the eye — pleasant to look at; attractive, esp sexually
- echinodermatous — belonging or pertaining to the echinoderms.
- echocardiograms — Plural form of echocardiogram.
- echocardiograph — an instrument employing reflected ultrasonic waves to examine the structures and functioning of the heart.
- edmund randolph — A(sa) Philip, 1889–1979, U.S. labor leader: president of the Brotherhood of Sleeping Car Porters 1925–68.
- edriophthalmian — edriophthalmous
- edriophthalmous — (of certain crustaceans) having stalkless eyes
- electrochemical — (chemistry) of, or relating to a chemical reaction brought about by electricity.
- electromyograph — A device used in electromyography to generate electromyograms.
- elephant's-foot — a monocotyledonous plant, Testudinaria elephantipes, of southern Africa, with a very large starchy tuberous stem, covered in corky scales: family Dioscoreaceae
- eleutherodactyl — (of a bird) having the hind toe free
- eleutheromaniac — Having a passionate mania for freedom.
- eleutherophobia — the fear of freedom
- enantiomorphism — (chemistry) The relationship exhibited by a pair of enantiomorphs.
- enantiomorphous — Of or pertaining to enantiomorphs or enantiomorphism; enantiomorphic.
- encephalization — (biology) the amount of brain mass exceeding that related to an animal's total body mass.
- encephalography — Any of various techniques for recording the structure or electrical activity of the brain.
- encephalopathic — Relating to encephalopathy.
- endolymphangial — (anatomy) Within a lymphatic vessel.
- endomycorrhizal — Of or pertaining to endomycorrhiza.
- english sparrow — a small Eurasian weaverbird, Passer domesticus, now established in North America and Australia. It has a brown streaked plumage with grey underparts
- enterohepatitis — dual inflammation of the intestine and liver
- epikeratophakia — The surgical correction of aphakia. It is a refractive surgical procedure in which a donor cornea is transplanted to the anterior surface of the patient's cornea. A lamellar disc from a donor cornea is placed over the de-epithelialized host cornea and sutured into a prepared groove on the host cornea.
- ergatandromorph — an ant with the characteristics of both worker and male
- erythema solare — inflammation of the skin caused by overexposure to the sun
- erythromelalgia — A rare neurovascular peripheral pain disorder in which blood vessels, usually in the lower extremities or hands, are episodically blocked, then become hyperemic and inflamed.