World English Dictionary
alt-rock or alt.rock (ɔːlt)
a genre of rock music regarded by its practitioners and fans as being outside the mainstream
[C20: from alt(ernative) + rock]
alt.rock or alt.rock
[C20: from alt(ernative) + rock]

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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Main Entry:  alt-rock
Part of Speech:  n
Definition:  alternative rock; rock music that is somewhat different than mainstream genres
Example:  Indie rock is considered alt-rock.
Usage:  music's 21st Century Lexicon
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Encyclopedia Britannica


poppop music style, built on distorted guitars and rooted in generational discontent, that dominated and changed rock between 1991 and 1996. It burst into the mainstream when "Smells Like Teen Spirit"-the first major-label single from Nirvana, a trio based in Seattle, Washington, U.S.-became a national hit. Suddenly, older, difficult, and even anarchic movements, as well as a previous decade of do-it-yourself college rock, acquired a flashy beachhead on pop radio.

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Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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