How to pronounce nanosecond
American English pronunciation
NAN-oh-sek-und
- IPA
- /ˈnænoʊˌsɛkənd/
- Syllables
- NAN · oh · sek · und (4 syllables, stress on the 1st)
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What nanosecond means
One billionth of a second
In a sentence: A fast computer can add two numbers in about a nanosecond.
Where it comes from: It joins second with nano-, from a Greek word for dwarf. In science, nano- means one billionth.
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