pico-(redirected from bicro-)
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pico-(pÿ -koh) Symbol: p. A prefix to a unit, indicating a fraction of 10–12 of that unit. For example, one picosecond is 10–12 seconds.
Collins Dictionary of Astronomy © Market House Books Ltd, 2006
A prefix meaning 10-12; used with metric units. Abbreviated p.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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