na

¹ American  

[nah, nuh] / nɑ, nə /

adverb

1. no.

2. not; in no way; by no means.

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conjunction

1. nor; neither.

Na ² American  

Symbol, Chemistry.

1. sodium.

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NA ³ American  

abbreviation

1. not applicable. Also n/a

2. not available.

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n/a ⁴ American  

abbreviation

1. no account.

2. not applicable. Also NA

3. not available.

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N.A. ⁵ American  

abbreviation

1. National Army.

2. North America.

3. not applicable.

4. Microscopy. numerical aperture.

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NA ¹ British  

abbreviation

1. North America

2. Netherlands Antilles (international car registration)

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Na ² British  

symbol

1. sodium

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na ³ British  

/ nɑː /

determiner

1. a variant of nae

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na ⁴ British  

abbreviation

1. Namibia

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n/a ⁵ British  

abbreviation

1. not applicable

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Etymology

Origin of na¹

before 900; Middle English (north and Scots); in part representing Old English nā ( n ( e ) not, nor + ā ever; cf. ay ¹); in part variant of ne; cf. no ¹

Origin of Na²

From the New Latin word natrium

Example Sentences

In his role with Foras na Gaeilge, he has been advising governments north and south as well as public and private sector bodies on promoting the language.

From BBC • Oct. 28, 2025

This can largely be credited to their three EPs, “Knocknarea,” “Connla’s Well” and Tir na nÓg,” released in 2023, 2024 and 2025, respectively.

From Los Angeles Times • Sep. 12, 2025

These allusions to Ireland are ever-present in the band’s creations, with titles such as “Tir na nÓg” and “Connla’s Well” specked across their discography.

From Los Angeles Times • Sep. 12, 2025

Searching for a way back to their inn, they discover, you guessed it, ye olde Craigh na Dun.

From Los Angeles Times • Aug. 8, 2025

And thæs geares wurdon nigon folcgefeoht gefohten with thone here on tham cyne-rice be suthan Temese, butan tham the him Ælfred, and ealdormen, and cyninges thegnas oft rada onridon the man na ne rimde.

From New Word-Analysis by William Swinton