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speedometer

(Encyclopedia)speedometer, instrument that indicates speed. A cable from an automotive speedometer is attached to the rear of the transmission of an automobile; the cable turns at a rate proportional to the speed o...

trachea

(Encyclopedia)trachea trāˈkēə [key] or windpipe, principal tube that carries air to and from the lungs. It is about 41⁄2 in. (11.4 cm) long and about 3⁄4 in. (1.9 cm) in diameter in the adult. It extends fr...

Thule , town, Greenland

(Encyclopedia)Thule känäkˈ [key], town (1995 pop. 627), N Greenland, on the north side of Inglefield Gulf. The name of Thule was originally attached to the main settlement for the Thule Eskimos, founded in 1910 ...

Templewood, Samuel John Gurney Hoare, 1st Viscount

(Encyclopedia)Templewood, Samuel John Gurney Hoare, 1st Viscount, 1880–1959, British statesman. He entered parliament as a Conservative in 1910, served (1922–24, 1924–29) as secretary of state for air, and in...

psychrometer

(Encyclopedia)psychrometer sīkrŏmˈĭtər [key], one of many instruments used for measuring the water vapor content or relative humidity of the atmosphere. It consists of two identical thermometers—the wet-bulb...

observatory

(Encyclopedia)observatory, scientific facility especially equipped to detect and record naturally occurring scientific phenomena. Although geological and meteorological observatories exist, the term is generally ap...

petroleum

(Encyclopedia)petroleum, oily, flammable liquid that occurs naturally in deposits, usually beneath the surface of the earth; it is also called crude oil. It consists principally of a mixture of hydrocarbons, with t...

Oedipus

(Encyclopedia)Oedipus ĕdˈĭpəs, ēˈdĭ– [key], in Greek legend, son of Laius, king of Thebes, and his wife, Jocasta. Laius had been warned by an oracle that he was fated to be killed by his own son; he theref...

Schwarzenegger, Arnold Alois

(Encyclopedia)Schwarzenegger, Arnold Alois, 1947–, Austrian-American actor, bodybuilder, and politician, b. Thal, Austria. He began competing in bodybuilding contests in his teens, and won his first of five Mr. U...

Dover, cities, United States

(Encyclopedia)Dover. 1 City (2020 pop. 39,403), state capital, and seat of Kent co., central Del., on the St. Jones River; founded 1683 on orders of William ...