16-letter words containing i, s, r
- eclipsing binary — a variable star whose changes in brightness are caused by periodic eclipses of two stars in a binary system.
- ectoparasiticide — Any pesticide designed to kill parasites that live on the exterior of a host.
- eigenfrequencies — Plural form of eigenfrequency.
- elburz mountains — a mountain range in N Iran, parallel to the SW and S shores of the Caspian Sea. Highest peak: Mount Demavend, 5671 m (18 606 ft)
- elective surgery — when someone chooses to have an operation which is not absolutely medically necessary
- electrical storm — thunder, lightning
- electroacoustics — a branch of acoustics that deals with the conversion of sound into electricity and vice versa, as in a microphone or a speaker
- electrochemistry — The branch of chemistry that deals with the relations between electrical and chemical phenomena.
- electrodeposited — Deposited by electrodeposition.
- electrolytic gas — a mixture of two parts of hydrogen and one part of oxygen by volume, formed by the electrolysis of water
- electromagnetics — Electricity and magnetism, collectively, as a field of study.
- electromagnetism — The interaction of electric currents or fields and magnetic fields.
- electromechanics — the engineering aspects of devices that are controlled by either static or magnetic electric charges
- electronic flash — Photography
- electronic music — music: synthesized
- electrostriction — the change in dimensions of a dielectric occurring as an elastic strain when an electric field is applied
- electrosynthesis — synthesis produced by means of an electric current
- electrotherapist — One who administers electrotherapy.
- ellesmere island — a Canadian island in the Arctic Ocean: part of Nunavut; mountainous, with many glaciers. Area: 212 688 sq km (82 119 sq miles)
- embourgeoisement — (chiefly UK) The taking-up of middle-class attitudes or values; bourgeoisification; the process of becoming affluent.
- 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
- endocrinologists — Plural form of endocrinologist.
- energy-intensive — using large amount of energy
- engineer's chain — a unit of length equal to 100 feet
- english heritage — an organization, partly funded by government aid, that looks after ancient monuments and historic buildings in England
- entrepreneurship — The art or science of innovation and risk-taking for profit in business.
- 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
- equidistribution — An equal distribution.
- erythroblastosis — A medical condition in which erythroblasts are abnormally found in the blood.
- ethinylestradiol — A derivative of 17\u03b2-estradiol, the major endogenous estrogen in humans, used in oral contraceptives.
- evening primrose — flowering plant
- exotic shorthair — a short-haired variety of domestic cat with a stocky body, developed through crossing Persian cats with American shorthairs
- experimentations — Plural form of experimentation.
- expert appraisal — a valuation of property or goods by an expert
- expressionlessly — Without expression; in an expressionless way.
- extension ladder — a ladder that can be made longer by pulling out an extra section
- external affairs — (formerly) the Canadian federal Foreign Affairs department
- extradimensional — (jargon, science fiction) Originating outside the known physical reality of the universe.
- extraterrestrial — Of or from outside the earth or its atmosphere.
- extrinsic factor — vitamin B12
- fahrenheit scale — Gabriel Daniel [German gah-bree-el dah-nee-el] /German ˈgɑ briˌɛl ˈdɑ niˌɛl/ (Show IPA), 1686–1736, German physicist: devised a temperature scale and introduced the use of mercury in thermometers.
- faintheartedness — The quality or state of being fainthearted.
- fairview heights — a city in SW Illinois.
- family of curves — a collection of curves whose equations differ only by values assigned a parameter or parameters.
- farmington hills — a city in SE Michigan.
- farquhar islands — an island group in the Indian Ocean: administratively part of the Seychelles
- fashion designer — creator of clothing designs