15-letter words containing t, h, i, r
- daughter-in-law — Someone's daughter-in-law is the wife of their son.
- decipherability — to make out the meaning of (poor or partially obliterated writing, etc.): to decipher a hastily scribbled note.
- decision theory — the study of strategies for decision-making under conditions of uncertainty in such a way as to maximize the expected utility
- dehydrogenating — Present participle of dehydrogenate.
- dehydrogenation — to remove hydrogen from (a compound).
- dendrochemistry — (chemistry) the science, related to dendrochronology, that uses the analysis of trace minerals in tree rings to study air pollution in past times.
- 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
- detached retina — a retina that is separated from the choroid layer of the eyeball to which it is normally attached, resulting in loss of vision in the affected part
- deutsches reich — former German name of Germany.
- 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.
- direct lighting — lighting in which most of the light is cast directly from the fixture or source to the illumined area.
- dishcloth gourd — loofah (def 1).
- dishearteningly — In a disheartening manner.
- distributorship — a franchise held by a distributor.
- dithiocarbamate — any salt or ester of dithiocarbamic acid, commonly used as fungicides
- dithyrambically — In dithyrambic fashion.
- 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
- dorsibranchiate — having branchiae or gills along the back
- 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
- durchkomponiert — having a different tune for each section rather than having repeated melodies
- dystrophication — the process by which a body of water becomes dystrophic.
- early christian — denoting or relating to the style of architecture that started in Italy in the 3rd century ad and spread through the Roman empire until the 5th century
- 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
- electric charge — Electric charge is an amount of electricity that is held in or carried by something.
- electric shaver — razor powered by electricity
- electrochemical — (chemistry) of, or relating to a chemical reaction brought about by electricity.
- 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.
- electrothermics — the study of electricity and heat, or of electrically generated heat
- 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.