Dictionary Entry

one

numeral

Find the meaning of the word one, plus dictionary definition, pronunciation, thesaurus-style synonyms, antonyms, and related vocabulary.

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Meaning

Dictionary meaning in a clear, student-friendly format.

The cardinal number 1; a single entity or unit.

Example Sentence

Please give me one cookie from the jar.

Usage Note

Used to indicate a single item, the first in a sequence, or a specific person or thing. It is fundamental for counting, ordering, and identifying quantities.

Synonyms

single unit individual sole lone only

Antonyms

many multiple several few

Seen In These Lists

This word also appears in ReadingWillow year-level vocabulary lists. Use the matching list pages to study related words in sequence.

Preschool Word List