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

Growing up in the Philippines, when you enter someone’s home, their first question is, “kumain ka na ba?”

From Los Angeles Times • Mar. 13, 2026

The stones have inspired popular culture including Disney-Pixar animation Brave and the Outlander's fictional Craigh na Dun standing stones.

From BBC • Nov. 24, 2025

The hypnotic tune with a memorable “nah na na na nah” chorus earned them appearances on TV music variety programs like “American Bandstand.”

From Los Angeles Times • Sep. 26, 2025

They went on to donate the funds to two Belfast organizations, Glór na Móna and R-City Belfast.

From Los Angeles Times • Apr. 11, 2025

A pair of simple sandals, the na 7, left the ankle-bones bare.

From "The Autobiography of Malcolm X" by Alex Malcolm X;Hailey