15-letter words containing r, a, t
- elm bark beetle — the bark-boring beetle (Scolytus multistriatus) that feeds on the bark of elm trees and carries Dutch elm disease
- emerging market — a financial or consumer market in a newly developing country or former communist country
- emotional wreck — a person who is feeling very sad, confused, or desperate because of something bad that has happened to them
- enantiomorphism — (chemistry) The relationship exhibited by a pair of enantiomorphs.
- enantiomorphous — Of or pertaining to enantiomorphs or enantiomorphism; enantiomorphic.
- enfant terrible — If you describe someone as an enfant terrible, you mean that they are clever but unconventional, and often cause problems or embarrassment for their friends or families.
- enfranchisement — The act of enfranchising.
- engagement ring — ring worn by bride-to-be
- engraving plate — a metal, usually steel, plate on which an image is engraved in order to be reproduced
- ennerdale water — a lake in NW England, in Cumbria in the Lake District. Length: 4 km (2.5 miles)
- enterobacterial — relating to enterobacteria
- enterobacterium — (microbiology) Any of very many gram-negative rod-shaped bacteria of the family Enterobacteriaceae, many of which are pathogenic.
- enterohepatitis — dual inflammation of the intestine and liver
- enteropeptidase — Enterokinase.
- entrance permit — a permit issued by the government of a country allowing nationals of other countries to enter
- entrance ticket — a ticket allowing the bearer to go into a place, such as a museum, monument, etc
- entrepreneurial — Characterized by the taking of financial risks in the hope of profit; enterprising.
- enumerated type — (programming) (Or "enumeration") A type which includes in its definition an exhaustive list of possible values for variables of that type. Common examples include Boolean, which takes values from the list [true, false], and day-of-week which takes values [Sunday, Monday, Tuesday, Wednesday, Thursday, Friday, Saturday]. Enumerated types are a feature of strongly typed languages, including C and Ada. Characters, (fixed-size) integers and even floating-point types could be (but are not usually) considered to be (large) enumerated types.
- environmentally — In a manner affecting one's environment.
- epicyclic train — a cluster of gears consisting of a central gearwheel with external teeth (the sun), a coaxial gearwheel of greater diameter with internal teeth (the annulus), and one or more planetary gears engaging with both of them to provide a large gear ratio in a compact space
- epikeratophakia — The surgical correction of aphakia. It is a refractive surgical procedure in which a donor cornea is transplanted to the anterior surface of the patient's cornea. A lamellar disc from a donor cornea is placed over the de-epithelialized host cornea and sutured into a prepared groove on the host cornea.
- equalitarianism — Egalitarianism.
- ergatandromorph — an ant with the characteristics of both worker and male
- erythema solare — inflammation of the skin caused by overexposure to the sun
- erythromelalgia — A rare neurovascular peripheral pain disorder in which blood vessels, usually in the lower extremities or hands, are episodically blocked, then become hyperemic and inflamed.
- estates general — States-General (sense 1)
- estuary english — a variety of standard British English in which the pronunciation reflects various features characteristic of London and the Southeast of England
- eta abstraction — eta conversion
- etherealization — The act or process of etherealizing.
- ethyl carbamate — a colourless odourless crystalline ester that is used in the manufacture of pesticides, fungicides, and pharmaceuticals. Formula: CO(NH2)OC2H5
- eudiometrically — By means of or in terms of eudiometry.
- eureka stockade — a violent incident in Ballarat, Australia, in 1854 between gold miners and the military, as a result of which the miners won their democratic rights in the state parliament
- evaporated milk — concentrated dairy product
- evens favourite — the favourite to win a race and on which the bookmakers are offering even odds.
- everlastingness — The state or quality of being everlasting.
- exaggeratedness — the quality of being exaggerated
- excommunicatory — Relating to excommunication.
- excursion train — a train that is laid on for a special occasion such as a sports or cultural event
- executive board — administrative committee
- experientialism — (philosophy) The theory that experience is the source of knowledge.
- experientialist — A proponent of experientialism.
- experimentalism — An experimental practice or tendency, especially in the arts.
- experimentalist — One who performs experiments.
- experimentalize — (transitive) To make experiments upon.
- experimentation — The act of experimenting; practice by experiment.
- experimentative — having a tendency to experiment; experimental; of the nature of an experiment
- expiration date — when food product is no longer fresh
- export earnings — the earnings of a company or country that are generated through the export of goods or services
- extemporisation — Alternative spelling of extemporization.
- extemporization — The act of extemporizing; the act of doing anything extempore.