15-letter words containing h, o, r, t
- delsarte method — a theory or system devised by François Delsarte for improving musical and dramatic expression through the mastery of various bodily attitudes and gestures.
- dendrochemistry — (chemistry) the science, related to dendrochronology, that uses the analysis of trace minerals in tree rings to study air pollution in past times.
- dephosphorylate — to remove a phosphate group from (an organic compound)
- derhotacization — A distortion in (or an Inability to pronounce) the sound of letter R, causing the R to be omitted as a consonant or changing /\u025d/ or /\u025a/ to /\u025c/,/\u0259/, or another vowel if a vocalic.
- dermatoglyphics — the lines forming a skin pattern, esp on the palms of the hands and soles of the feet
- dermatographism — a condition in which touching or lightly scratching the skin causes raised, reddish marks.
- dermatophytosis — a fungal infection of the skin, esp the feet
- diaheliotropism — the tendency among plants to respond to the light of the sun by orienting their leaves perpendicular to the sun's rays, such that the upper surface of the leaves receives maximum light
- 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
- dichroic filter — an optical colour filter operating on the principle of wave interference between closely spaced reflecting surfaces, rather than by colour absorption
- dionysius thrax — c100 b.c, Greek grammarian.
- dishcloth gourd — loofah (def 1).
- distributorship — a franchise held by a distributor.
- dithiocarbamate — any salt or ester of dithiocarbamic acid, commonly used as fungicides
- do the dirty on — to behave meanly or unkindly towards
- doctoral thesis — a thesis written as part of a doctorate
- 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
- dongola leather — a leather similar to kid, made from goatskin, sheepskin, or calfskin.
- dorsibranchiate — having branchiae or gills along the back
- 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.
- drinking trough — a narrow open container in which water for animals is put
- droste-hulshoff — Annette Elisabeth Freiin von [ah-net-uh ey-lee-zah-bet frahy-in fuh n] /ɑˈnɛt ə eɪˈli zɑˌbɛt ˈfraɪ ɪn fən/ (Show IPA), 1797–1848, German poet.
- drying-up cloth — a tea towel
- durchkomponiert — having a different tune for each section rather than having repeated melodies
- dystrophication — the process by which a body of water becomes dystrophic.
- echinodermatous — belonging or pertaining to the echinoderms.
- editor in chief — the policy-making executive or principal editor of a publishing house, publication, etc.
- 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.
- electrophoreses — Plural form of electrophoresis.
- electrophoresis — The movement of charged particles in a fluid or gel under the influence of an electric field.
- electrophoretic — Of, pertaining to, or produced by electrophoresis.
- electrorheology — the study of the flow of fluids under the influence of electric fields
- electrothermics — the study of electricity and heat, or of electrically generated heat
- eleutherococcus — a shrub, Eleutherococcus senticosus, which is found in Siberia and which is used in herbal medicine. It supposedly increases stamina and boosts the immune system
- eleutherodactyl — (of a bird) having the hind toe free
- eleutheromaniac — Having a passionate mania for freedom.
- eleutherophobia — the fear of freedom
- eleutherophobic — afraid of freedom
- enantiomorphism — (chemistry) The relationship exhibited by a pair of enantiomorphs.
- enantiomorphous — Of or pertaining to enantiomorphs or enantiomorphism; enantiomorphic.
- 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