LP
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LP
1.
a. a long-playing gramophone record: usually one 12 inches (30 cm) or 10 inches (25 cm) in diameter, designed to rotate at 33⅓ revolutions per minute
b. (as modifier): an LP sleeve
2. long play: a slow-recording facility on a VCR which allows twice the length of material to be recorded on a tape from that of standard play
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005
LP
On drawings, abbr. for "low pressure."
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.