15-letter words containing d, e, l, h
- developing bath — an amount of photographic developer into which photographic film or paper is inserted
- 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
- 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
- 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.
- 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.
- disestablishing — Present participle of disestablish.
- dishearteningly — In a disheartening manner.
- distinguishable — to mark off as different (often followed by from or by): He was distinguished from the other boys by his height.
- 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
- dongola leather — a leather similar to kid, made from goatskin, sheepskin, or calfskin.
- double-declutch — to change to a lower gear in a motor vehicle by first placing the gear lever into the neutral position before engaging the desired gear, at the same time releasing the clutch pedal and increasing the engine speed
- down the middle — If you divide or split something down the middle, you divide or split it into two equal halves or groups.
- dress rehearsal — a rehearsal of a play or other performance in costume and with scenery, properties, and lights arranged and operated as for a performance: often the final rehearsal.
- drop handlebars — aerodynamic handlebars that drop down and curve towards the rider at the ends rather than turning upwards as on conventional bicycles
- 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.
- eddystone light — lighthouse on dangerous rocks (Eddystone Rocks) just off the SE coast of Cornwall, in the English Channel
- 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
- eleutherodactyl — (of a bird) having the hind toe free
- eleventh-grader — a student in the eleventh grade of high school
- endolymphangial — (anatomy) Within a lymphatic vessel.
- endomycorrhizal — Of or pertaining to endomycorrhiza.
- english bulldog — bulldog (sense 1)
- epichlorohydrin — an organic compound used as a solvent in resin-making
- ethylenediamine — A viscous liquid used in making detergents and emulsifying agents.
- faint-heartedly — nervously
- federal holiday — a day which is a national holiday at the behest of the Federal Government
- ferric chloride — a compound that in its anhydrous form, FeCl 3 , occurs as a black-brown, water-soluble solid; in its hydrated form, FeCl 3 ⋅xH 2 O, it occurs in orange-yellow, deliquescent crystals: used chiefly in engraving, for deodorizing sewage, as a mordant, and in medicine as an astringent and styptic.
- field chickweed — starry grasswort.
- field of honour — the place or scene of a battle or duel, esp of jousting tournaments in medieval times
- flame hardening — the surface hardening of ferrous metals by heating the metal with an oxyacetylene flame followed by rapid cooling
- flannel-mouthed — speaking thickly, as if one's mouth were full of flannel
- flesh and blood — offspring or relatives: one's own flesh and blood.
- flight of ideas — a rapid flow of thought, manifested by accelerated speech with abrupt changes from topic to topic: a symptom of some mental illnesses, especially manic disorder.
- flight recorder — an electronic device aboard an aircraft that automatically records some aspects of the aircraft's performance in flight.
- fluid mechanics — an applied science dealing with the basic principles of gaseous and liquid matter.
- food technology — a branch of technology that is involved in the production of food
- forecastle head — the extreme fore part of a forecastle superstructure.
- forehand volley — a type of forehand shot played in tennis