Breadcrumb Home > Thesaurus > N Synonyms of nanosecond Find synonyms for: Noun 1. nanosecond, time unit, unit of time usage: one billionth (10^-9) of a second; one thousandth of a microsecond WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of nanosecond (Dictionary) TrendingHere are the facts and trivia that people are buzzing about. Chinese New Year History, Meaning, and Celebrations Current Events This Week: February 2024 Valentine's Day Valentine's Day History Mardi Gras 30 "Charlie and the Chocolate Factory" Quotes ✖ Related Content Daily Word Quiz: felicitous Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language