Meaning of one

one

Pronunciation: (wun), [key]
— adj.
  1. being or amounting to a single unit or individual or entire thing, item, or object rather than two or more; a single: one woman; one nation; one piece of cake.
  2. being a person, thing, or individual instance or member of a number, kind, group, or category indicated: one member of the party.
  3. existing, acting, or considered as a single unit, entity, or individual.
  4. of the same or having a single kind, nature, or condition: We belong to one team; We are of one resolve.
  5. noting some indefinite day or time in the future: You will see him one day.
  6. a certain (often used in naming a person otherwise unknown or undescribed): One John Smith was chosen.
  7. being a particular, unique, or only individual, item, or unit: I'm looking for the one adviser I can trust.
  8. noting some indefinite day or time in the past: We all had dinner together one evening last week.
  9. of no consequence as to the character, outcome, etc.; the same: It's all one to me whether they go or not.
—n.
  1. the first and lowest whole number, being a cardinal number; unity.
  2. a symbol of this number, as 1 or I.
  3. a single person or thing: If only problems would come one at a time!
  4. a die face or a domino face having one pip.
  5. a one-dollar bill: to change a five-dollar bill for five ones.
  6. (cap.)the ultimate reality, seen as a central source of being by whose emanations all entities, spiritual and corporeal, have their existence, the corporeal ones containing the fewest of the emanations.
  7. He felt at one with his Creator.
    1. in a state of agreement; of one opinion.
    2. united in thought or feeling; attuned:He felt at one with his Creator.
  8. everyone: They came, one and all, to welcome him home.
  9. singly and successively: One by one the children married and moved away.
  10. See(def. 8).
—pron.
  1. a person or thing of a number or kind indicated or understood: one of the Elizabethan poets.
  2. (in certain pronominal combinations) a person unless definitely specified otherwise: every one.
  3. (with a defining clause or other qualifying words) a person or a personified being or agency: the evil one; the one I love.
  4. any person indefinitely; anyone: as good as one would desire.
  5. (used as a substitute for the pronoun I): Mother had been ailing for many months, and one should have realized it.
  6. a person of the speaker's kind; such as the speaker himself or herself: to press one's own claims.
  7. something or someone of the kind just mentioned: The portraits are fine ones. Your teachers this semester seem to be good ones.
  8. something available or referred to, esp. in the immediate area: Here, take one—they're delicious. The bar is open, so have one on me!

-one

Pronunciation: [key]
  1. a suffix used in the names of ketones and analogous chemical compounds: lactone; quinone.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
See also:
  • one (Thesaurus)