ns

1 of 3

abbreviation (1)

variants or less commonly nsec
nanosecond

Ns

2 of 3

abbreviation (2)

nimbostratus

NS

3 of 3

abbreviation (3)

1
new series
2
New Style
3
not specified
4
not sufficient
5
Nova Scotia

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Cite this Entry

“Ns.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ns. Accessed 14 Feb. 2026.

Medical Definition

ns

abbreviation
nanosecond
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