16-letter words containing r, e, a, o
- electronic flash — Photography
- electronic organ — an electrophonic instrument played by means of a keyboard, in which sounds are produced and amplified by any of various electronic or electrical means
- electrotherapist — One who administers electrotherapy.
- embarkation card — an official document that allows travellers to leave a country by boarding a ship or plane
- embroidery frame — a frame in the form of a pair of (usually circular) rings, designed to keep the fabric taut while an embroiderer works on it
- emotional labour — work that requires good interpersonal skills
- emulator program — (networking) (EP) IBM software that emulates a 2701/2/3 hard-wired IBM 360 communications controller and resides in a 370x/372x/374x comms controller. See also Partitioned Emulation Program (PEP).
- encephalographic — Relating to, or employing encephalography.
- endarterectomies — Plural form of endarterectomy.
- endocranial cast — a cast made of the inside of a cranial cavity to show the size and shape of the brain: used esp in anthropology
- entente cordiale — a friendly understanding between political powers: less formal than an alliance
- environmentalism — A political and social ideology that seeks to prevent the environment from degradation by human activity.
- environmentalist — A person who is concerned with or advocates the protection of the environment.
- episcopal church — an autonomous branch of the Anglican Communion in Scotland and the US
- erymanthian boar — a wild boar that ravaged the district around Mount Erymanthus: captured by Hercules as his fourth labour
- erythroblastosis — A medical condition in which erythroblasts are abnormally found in the blood.
- escalator clause — a clause in a contract stipulating an adjustment in wages, prices, etc, in the event of specified changes in conditions, such as a large rise in the cost of living or price of raw materials
- ethinylestradiol — A derivative of 17\u03b2-estradiol, the major endogenous estrogen in humans, used in oral contraceptives.
- ethnocentrically — In an ethnocentric way.
- ethnographically — Regarding the ethnography (of a region).
- european council — an executive body of the European Union, made up of the President of the European Commission and representatives of the member states, including the foreign and other ministers. The Council acts at the request of the Commission
- evacuation route — An evacuation route is a way to get out of a building if there is an emergency, such as a fire.
- examination room — the room designated for a particular examination to take place
- exclamation mark — (character) The character "!" with ASCII code 33. Common names: bang; pling; excl (/eks'kl/); shriek; ITU-T: exclamation mark, exclamation point (US). Rare: factorial; exclam; smash; cuss; boing; yell; wow; hey; wham; eureka; soldier; INTERCAL: spark-spot. The Commonwealth Hackish, "pling", is common among Acorn Archimedes owners. Bang is more common in the USA. The occasional CMU usage, "shriek", is also used by APL fans and mathematicians, especially category theorists. Exclamation mark is used in C and elsewhere as the logical negation operation (NOT).
- exhumation order — a legal instruction to exhume a body
- exotic shorthair — a short-haired variety of domestic cat with a stocky body, developed through crossing Persian cats with American shorthairs
- expectant mother — a pregnant woman
- experimentations — Plural form of experimentation.
- exploration well — An exploration well is a borehole which is drilled to find out if there is any oil or gas in a place.
- exponential horn — a horn for the radiation of acoustic or high-frequency electromagnetic waves, of which the cross-sectional area increases exponentially with the length
- extemporaneously — In an extemporaneous manner; without prior preparation or planning.
- extension ladder — a ladder that can be made longer by pulling out an extra section
- external auditor — sb brought in to check financial records
- external storage — storage, as on disk or tape, supplemental to and slower than main storage, not under the direct control of the CPU and generally contained outside it: Secondary storage for this system is contained on videodisk.
- exterritoriality — Extraterritoriality.
- extrachromosomal — Happening outside a chromosome.
- extracorporeally — Outside the body.
- extradimensional — (jargon, science fiction) Originating outside the known physical reality of the universe.
- extraterritorial — (of a law or decree) valid outside a country's territory.
- extrinsic factor — vitamin B12
- face recognition — the ability of a computer to scan, store, and recognize human faces for use in identifying people
- factor of safety — the ratio of the maximum stress that a structural part or other piece of material can withstand to the maximum stress estimated for it in the use for which it is designed.
- false beechdrops — either of two parasitic or saprophytic plants of the genus Monotropa, especially the tawny or reddish M. hypopithys (false beechdrops) of eastern North America.
- false dragonhead — a North American plant, Physostegia virginiana, of the mint family, having a spike of tubular, two-lipped, pink or white flowers.
- family of curves — a collection of curves whose equations differ only by values assigned a parameter or parameters.
- fandango on core — (jargon, programming) (Unix/C, from the Mexican dance) In C, a wild pointer that runs out of bounds, causing a core dump, or corrupts the malloc arena in such a way as to cause mysterious failures later on, is sometimes said to have "done a fandango on core". On low-end personal machines without an MMU, this can corrupt the operating system itself, causing massive lossage. Other frenetic dances such as the rhumba, cha-cha, or watusi, may be substituted. See aliasing bug, precedence lossage, smash the stack, memory leak, memory smash, overrun screw, core.
- farewell to arms — a novel (1929) by Ernest Hemingway.
- farmhouse cheese — cheese that is made by traditional methods, on or as if on a farm
- fashion designer — creator of clothing designs
- father confessor — confessor (def 2).