nanosecond

[ nan-uh-sek-uh nd, ney-nuh- ]
/ ˈnæn əˌsɛk ənd, ˈneɪ nə- /

noun

one billionth of a second. Abbreviation: ns, nsec

QUIZZES

How Hip Is Your Lingo? Take Our Slang Quiz!
If you aren’t already skilled in slang, then this quiz can get you up to speed in no time!
Question 1 of 11
OK Boomer can be perceived as pejorative, but it is mostly considered to be _____

Origin of nanosecond

First recorded in 1955–60; nano- + second2
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for nanosecond

British Dictionary definitions for nanosecond

nanosecond
/ (ˈnænəʊˌsɛkənd) /

noun

one thousand-millionth of a secondSymbol: ns
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

Scientific definitions for nanosecond

nanosecond
[ nănə-sĕk′ənd ]

One billionth (10-9) of a second.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Cultural definitions for nanosecond

nanosecond
[ (nan-uh-sek-uhnd) ]

A billionth of a second.

notes for nanosecond

The term is often used to refer to a very short time: “He missed having an accident by nanoseconds.”
The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.