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trade winds

(Encyclopedia)trade winds, movement of air toward the equator, from the NE in the Northern Hemisphere and from the SE in the Southern Hemisphere. The trade winds originate on the equatorial sides of the horse latit...

wave, in the earth sciences

(Encyclopedia)CE5 A. Diagram of wave: Wave travels one wavelength during one period B. Diagram of wave: Phase relationships wave, in oceanography, an oscillating movement up and down, of a body of water caused ...

climate

(Encyclopedia)climate, average condition of the atmosphere near the earth's surface over a long period of time, taking into account temperature, precipitation (see rain), humidity, wind, barometric pressure, and ot...

bugle

(Encyclopedia)bugle, brass wind musical instrument consisting of a conical tube coiled once upon itself, capable of producing five or six harmonics. It is usually in G or B flat. Its principal use is for military a...

Orbiting Geophysical Observatory

(Encyclopedia)Orbiting Geophysical Observatory (OGO), series of six orbiting observatories (see observatory, orbiting) launched between 1964 and 1969 by the National Aeronautics and Space Administration (NASA) to s...

smut

(Encyclopedia)smut, name for an order of parasitic fungi (Ustilaginales) and the various diseases of plants caused by them. Smuts produce sootlike masses of spores on the host. The spore masses may break up into a ...

Shoshone

(Encyclopedia)Shoshone or Shoshoni shəshōˈnē [key], Native North Americans whose language belongs to the Shoshonean group of the Uto-Aztecan branch of the Aztec-Tanoan linguistic stock (see Native American lang...

hornpipe

(Encyclopedia)hornpipe, English folk dance known since the 16th cent., when it obtained its name from the wind instrument that accompanied it. The hornpipes of the 17th and 18th cent. have moderate 3–2 time and 4...

Moore

(Encyclopedia)Moore, city (1990 pop. 40,761), Cleveland co., central Okla., a suburb of Oklahoma City; settled 1889 as Verbeck, renamed Moore, inc. 1893. Its manufactures include lightning- and surge-protection equ...

Marvin, Charles Frederick

(Encyclopedia)Marvin, Charles Frederick, 1858–1943, American meteorologist, b. Putnam (now part of Zanesville), Ohio, grad. Ohio State Univ., 1883. He entered (1884) the U.S. Signal Service, predecessor of the We...