Martin luther biography film of chopin
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N/A
Abbreviation for "not available", etc.
This article is about the abbreviation for "not available", etc.
Martin luther biography film of chopin
For the computing value "Not a Number", see NaN. For other uses, see Na.
"Not available" redirects here. For the album, see Not Available.
N/A (or sometimes n/a or N.A.) is a common abbreviation in tables and lists for the phrase not applicable,[1][2][3][4]not available,[3][4]not assessed,[5] or no answer.
It is used to indicate when information in a certain table cell is not provided, either because it does not apply to a particular case in question or because the answer is not available. Such a notation can be used on many different types of forms.[2]
The notation was in use at least as early as the 1920s, with a 1925 guide to conducting community surveys instructing those asking questions for the survey:
Some of the questions on the card are of course not applicable at al