An meaning

ən; ăn when stressed
Ante (before)
abbreviation
19
8
The form of a used before words beginning with a vowel sound.

An elephant; an hour; an umbrella.

indefinite article
19
9
Airman, Navy.
abbreviation
15
5
One; one sort of.

To bake an apple pie.

adjective
12
7
(one) Born in or living in.

Mexican.

affix
8
4
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And.
conjunction
7
2
affix
6
3
To each; in each; for each; per.

Two an hour.

preposition
5
3
(one) Belonging to or having some relation to.

Diocesan.

affix
4
2
Any one.

Pick an apple from the tree.

adjective
4
3
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Unsaturated carbon compound.

Furan.

suffix
2
2
Anhydride of a carbohydrate.

Dextran.

suffix
2
2
(archaic) If.
conjunction
2
2
(one) Believing in or following.

Lutheran.

affix
2
2
affix
2
2
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(metrology) Symbol for the attonewton, an SI unit of force equal to 10−18 newtons.
symbol
1
2
And if; if.
conjunction
1
3
Anno (in the year)
abbreviation
1
3
In the year.
abbreviation
0
2
affix
0
2
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The ccTLD for Netherlands Antilles as assigned by the IANA.
abbreviation
0
2

She'll be ridin' an' comin' up soon. The smart girl an' the silly boy.

contraction
0
2
The definition of an is a word used in place of the word “a” when the following word begins with a vowel sound.

An example of when the word an should be used is in front of the word honorary.

adjective
0
3
Of, relating to, or resembling.

Brachyuran.

suffix
0
3
One relating to, belonging to, or resembling.

Librarian.

suffix
0
4
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Origin of an

  • Fr -ain, -en < L -anus, of, belonging to; also directly < L

    From Webster's New World College Dictionary, 5th Edition

  • Middle English from Old English ān one oi-no- in Indo-European roots

    From American Heritage Dictionary of the English Language, 5th Edition

  • Middle English from Old French from Latin -ānus adj. and n. suff

    From American Heritage Dictionary of the English Language, 5th Edition

  • Middle English short for and and from Old English and

    From American Heritage Dictionary of the English Language, 5th Edition

  • Alteration of –ane

    From American Heritage Dictionary of the English Language, 5th Edition

  • . + ISO 3166-1 country code for Netherlands Antilles, an.

    From Wiktionary