[ air-ee ]
/ ˈɛər i /
the bright central part of the diffraction pattern of light from a point source that is diffracted by a circular aperture.
Does The Story Behind The Word “Hip-Hop” Go Back To The Nineteenth Century?Thirty-two years ago, Keith “Cowboy” Wiggins, who was a member of Grandmaster Flash and the Furious Five, was teasing a friend. The friend had just signed up to serve in the U.S. Army. Cowboy was mimicking the rhythm of marching soldiers by scat singing “hip hop hip hop.” He later used the phrase in a performance. Then the name began to be used by disco …
Why Is It Called “Rock n’ Roll”?Is “Rocket ‘88” by Jackie Brenston and his Delta Cats the very first rock and roll record? The question has inspired debate among musicologists for years. Another equally contentious question: Where does the term rock and roll come from? Rock is derived from the Old English roccain, related to the Old Nordic rykkja meaning, “to pull, tear, move.” The earliest recorded use of the term in …
Origin of Airy disc
named after Sir George Biddel Airy (1801–92)
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019