a

Fetched 2026-10-27 (live).

Datamuse reports no synonyms or antonyms for this word.

Letter

1. The first letter of the basic modern Latin alphabet.
2. Transliterates the Cyrillic letter а.
3. See ª.

Symbol

1. an open front or central unrounded vowel.
2. [a]-coloring or a weak, fleeting, epenthetic or echo [a].
3. transliterates Indic अ (or equivalent).

Symbol

1. See a-.

Symbol

1. year, a unit of time. Julian year, 365.25 days.
2. Julian year, 365.25 days.

Symbol

1. An are, a unit of area one hundredth of a hectare; ares.

Symbol

1. acceleration
   • F = ma

Symbol

1. Annuity; annuity-immediate.
   • .mw-parser-output .texhtml{font-family:"Nimbus Roman No9 L","Times New Roman",Times,serif;font-size:118%;line-height:1;white-space:nowrap;font-feature-settings:"lnum","tnum","kern"0;font-variant-numeric:lining-nums tabular-nums;font-kerning:none}.mw-parser-output .texhtml .texhtml{font-size:100%}ax:n̅|
   • ax

Letter

1. The first letter of the English alphabet, called a and written in the Latin script.

Noun

1. The name of the Latin script letter A/a.

Article

1. An unspecified example of (something); the indefinite article. .mw-parser-output .defdate{font-size:smaller}
   • There was a man here looking for you yesterday.
2. One; used before score, dozen, hundred, thousand, million, etc.
   • I've seen it happen a hundred times.
3. Used in some phrases denoting quantity, such as a few, a good many, a couple, a little, a bit, etc.
   • He's a bit thick, isn't he?
   • They asked me a few questions.
   • There are a few hundred orders that need to be fulfilled by tomorrow.
4. Used before a numeral.
   • There are a few hundred orders that need to be fulfilled by tomorrow.
5. Used in some adverbial phrases denoting the degree or extent of an action, such as a little, a bit, a lot, etc.
   • The door was opened a little.
6. The same; one and the same. Used in phrases such as of a kind, birds of a feather, etc.
   • We are of a mind on matters of morals.
   • They're two of a kind.
7. Any; every; used before a noun which has become modified to limit its scope.
   • A man who dies intestate leaves his children troubles and difficulties.
8. Any; used with a negative to indicate not a single one.
   • It was so dark that we couldn't see a thing.
   • He fell all that way, and hasn't a bump on his head?
9. Used before an adjective that modifies a noun (singular or plural) delimited by a numeral.
   • The lottery jackpot is worth a staggering three hundred million dollars.
   • The holidays are a mere one week away.
10. One; someone named; used before a person's name, suggesting that the speaker knows little about the person other than the name.
    • We've received an interesting letter from a Mrs. Miggins of London.
11. Used before an adjective modifying a person's name, typically used to emphasize that person's current condition or emotional state.
12. Someone or something like; similar to; used before a proper noun to create an example out of it.
    • The center of the village was becoming a Times Square.
    • The man is a regular Romeo.

Preposition

1. To do with separation; In, into.
   • torn a pieces
2. To do with time; Each, per, in, on, by. Often occurs between two nouns, where the first noun occurs at the end of a verbal phrase.
   • I brush my teeth twice a day.
   • It's hard to get by on $100 a week.
3. To do with status; In.
4. To do with position or direction; In, on, at, by, towards, onto.
   • stand a tiptoe
5. To do with process, with a passive verb; In the course of, experiencing.
6. To do with an action, an active verb; Engaged in.
7. To do with an action/movement; To, into.
8. To do with method; In, with.
9. To do with role or capacity; In.
   • a God’s name

Verb

1. Have (auxiliary verb).
   • I'd a come, if you'd a asked.
2. Had (auxiliary verb).

Pronoun

1. He, she, they: the third-person singular or plural nominative. He, the third-person singular nominative. She, the third-person singular nominative.
2. He, the third-person singular nominative.
3. She, the third-person singular nominative.

Preposition

1. Of.
   • The name of John a Gaunt.
   • cloth a gold; time a day

Adverb

1. All.

Adjective

1. All.

Particle

1. Pronunciation spelling of to.

Contraction

1. Used to express a future action; going to.
   • I'm a go see what's going on out there.

Conjunction

1. Contraction of and.

Symbol

1. Distance from leading edge to aerodynamic center.
2. specific absorption coefficient
3. specific rotation
4. allele (recessive)

Adverb

1. across
   • Do you have the answer for 23a?
2. Alternative spelling of a.m. (“ante meridiem”) or am

Particle

1. Alternative form of -a (“empty syllable added to songs, poetry, verse and other speech”).

Noun

1. The name of the Cyrillic script letter А/а.

Interjection

1. ah; er (sound of hesitation)

Noun

1. The fourth semiquaver (sixteenth note) of a beat.
   • The pianist played a C on the a of four.

Source: Wiktionary · CC BY-SA 3.0 (Wiktionary) · cached copy, not a rewrite.