15-letter words containing a, r, o, d
- dorsiventrality — The quality of being dorsiventral.
- dorsoventrality — Zoology. pertaining to the dorsal and ventral aspects of the body; extending from the dorsal to the ventral side: the dorsoventral axis.
- double in brass — twice as large, heavy, strong, etc.; twofold in size, amount, number, extent, etc.: a double portion; a new house double the size of the old one.
- double integral — an integral in which the integrand involves a function of two variables and that requires two applications of the integration process to evaluate.
- 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 standard — any code or set of principles containing different provisions for one group of people than for another, especially an unwritten code of sexual behavior permitting men more freedom than women. Compare single standard (def 1).
- double-barreled — having two barrels mounted side by side, as a shotgun.
- double-breasted — (of a coat, jacket, etc.) overlapping sufficiently in front to allow for two rows of buttons.
- 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.
- 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.
- downward closed — closure
- dr. strangelove — a person, especially a military or government official, who advocates initiating nuclear warfare.
- draft-mule work — drudgery
- drag one's feet — to draw with force, effort, or difficulty; pull heavily or slowly along; haul; trail: They dragged the carpet out of the house.
- draughtproofing — Present participle of draughtproof.
- draw oneself up — to assume a straighter posture; stand or sit straight
- drawing account — an account used by a partner or employee for cash withdrawals.
- drift indicator — an instrument that indicates the amount of drift of an aircraft.
- 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
- duty to retreat — a legal principle that requires a person as a first response to back away or flee from a threatening situation rather than attempt self-defense by deadly force: Duty to retreat has always been a debatable doctrine.
- dvorak keyboard — a keyboard designed to facilitate typing speed by having the most frequently used characters on the home row, with all the vowels on the left side.
- dwarf poinciana — royal poinciana.
- dynamic routing — (networking) (Or "adaptive routing") Routing that adjusts automatically to network topology or traffic changes.
- 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.
- early admission — a plan for admission to colleges in the US, in which students apply to colleges earlier in the year than is customary and receive their results earlier too
- east providence — a town in NE Rhode Island, near Providence.
- eat one's words — a unit of language, consisting of one or more spoken sounds or their written representation, that functions as a principal carrier of meaning. Words are composed of one or more morphemes and are either the smallest units susceptible of independent use or consist of two or three such units combined under certain linking conditions, as with the loss of primary accent that distinguishes black·bird· from black· bird·. Words are usually separated by spaces in writing, and are distinguished phonologically, as by accent, in many languages.
- eating disorder — any of various disorders, as anorexia nervosa or bulimia, characterized by severe disturbances in eating habits.
- 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.
- 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
- elaborated code — a way of talking which is explicit and does not assume that the listener shares the same assumptions and understandings as the speaker
- elastic rebound — a theory of earthquakes that envisages gradual deformation of the fault zone without fault slippage until friction is overcome, when the fault suddenly slips to produce the earthquake
- electra paradox — the supposed paradox that one may know something to be true of an object under one description but not another, as when Electra knew that Orestes was her brother but not that the man before her was her brother although he was Orestes. This shows the predicate "knows" to be intensional, that Electra's knowledge here is de dicto, and that the statement of it yields an opaque context
- electrodialyses — Plural form of electrodialysis.
- electrodialysis — Dialysis in which the movement of ions is aided by an electric field applied across the semipermeable membrane.
- electrodialytic — Relating to electrodialysis.
- electrodynamics — The branch of mechanics concerned with the interaction of electric currents with magnetic fields or with other electric currents.
- eleutherodactyl — (of a bird) having the hind toe free
- endocrine gland — anatomy: hormone-secreting gland
- endomycorrhizal — Of or pertaining to endomycorrhiza.
- enteropeptidase — Enterokinase.
- epsilon squared — (jargon) A quantity even smaller than epsilon, as small in comparison to epsilon as epsilon is to something normal; completely negligible. If you buy a supercomputer for a million dollars, the cost of the thousand-dollar terminal to go with it is epsilon, and the cost of the ten-dollar cable to connect them is epsilon squared. Compare lost in the underflow, lost in the noise.