pico-

American

a combining form meaning “one trillionth” (10−12 ).

picogram.

pico- British

prefix

p. denoting 10 ^–12

picofarad

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of pico-

< Spanish pico peak, beak, bit. See pic ²

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

pico-

See the entries on micro-, pico-, and nano- for more information on connotative jargon use of these terms.

From The Jargon File, Version 4.2.2, 20 Aug 2000 by Guy L. Steele

See also quantifiers, pico-, nanoacre, nanobot, nanocomputer, nanofortnight.

From The Jargon File, Version 4.2.2, 20 Aug 2000 by Guy L. Steele

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023