15-letter words containing a, d, o, p
- decompositional — Of or pertaining to decomposition.
- delayed opening — the automatic opening of a parachute after a predetermined delay to allow the parachutist to reach a particular height
- demographically — of or relating to demography, the science of vital and social statistics.
- departure board — a board in an airport, bus terminal, etc displaying the times and destinations of future departures
- depersonalizing — Present participle of depersonalize.
- dephlogisticate — to reduce or remove inflammation from
- dephosphorylate — to remove a phosphate group from (an organic compound)
- depletion layer — a region at the interface between dissimilar zones of conductivity in a semiconductor, in which there are few charge carriers
- deposit account — A deposit account is a type of bank account where the money in it earns interest.
- deprivatization — The act or process of deprivatizing.
- deprovincialize — to make provincial in character.
- 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
- desktop manager — A user interface to system services, usually icon and menu based like the Macintosh Finder, enabling the user to run application programs and use a file system without directly using the command language of the operating system.
- despecification — The act of generalizing, or making less specific.
- developing bath — an amount of photographic developer into which photographic film or paper is inserted
- developing tank — a container used to develop photographic film and which enables the film to be developed in daylight
- developmentally — the act or process of developing; growth; progress: child development; economic development.
- 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
- dictation speed — a speed of speaking that enables someone to take down what is being said
- disappointingly — failing to fulfill one's hopes or expectations: a disappointing movie; a disappointing marriage.
- disappointments — Plural form of disappointment.
- dishwasherproof — (of dishes, cooking utensils, etc.) able to withstand washing in an automatic dishwasher without breaking, chipping, fading, etc.
- disincorporated — Simple past tense and past participle of disincorporate.
- dispassionately — free from or unaffected by passion; devoid of personal feeling or bias; impartial; calm: a dispassionate critic.
- dispositionally — In a dispositional manner.
- disproportional — not in proportion; disproportionate.
- distributor cap — the cap of an engine's distributor that holds in place the wires from the distributor to the sparking plugs
- dolichocephalic — long-headed; having a cephalic index of 75 and under.
- doomsday weapon — any weapon of extreme lethal or destructive power; superweapon
- double jeopardy — the subjecting of a person to a second trial or punishment for the same offense for which the person has already been tried or punished.
- double saucepan — a cooking utensil consisting of two saucepans, one fitting inside the other. The bottom saucepan contains water that, while boiling, gently heats food in the upper pan
- doublet pattern — a pattern, as on a fabric, in which a figure or group is duplicated in reverse order on the opposite side of a centerline.
- draughtproofing — Present participle of draughtproof.
- draw oneself up — to assume a straighter posture; stand or sit straight
- drip irrigation — a system of crop irrigation involving the controlled delivery of water directly to individual plants through a network of tubes or pipes.
- drop handlebars — aerodynamic handlebars that drop down and curve towards the rider at the ends rather than turning upwards as on conventional bicycles
- dwarf poinciana — royal poinciana.
- dynamic scoping — dynamic scope
- 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.
- east providence — a town in NE Rhode Island, near Providence.
- echocardiograph — an instrument employing reflected ultrasonic waves to examine the structures and functioning of the heart.
- edgar allan poe — Edgar Allan, 1809–49, U.S. poet, short-story writer, and critic.
- 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