Definition of one

Definition of one
  1. one Cardinal number A numerical value equal to 1; the first number in the set of natural numbers (especially in number theory); the cardinality of the smallest nonempty set. Ordinal: first.
  2. one Cardinal number The ordinality of an element which has no predecessor, usually called "first" or "number one".
  3. one Pronoun One thing (among a group of others); one member of a group.
  4. one Pronoun The first mentioned of two things or people.
  5. one Pronoun Any person (applying to people in general).
  6. one Noun The neutral element with respect to multiplication in a ring.
  7. one Noun The digit or figure 1.
  8. one Noun A one-dollar bill.
  9. one Noun One run scored by hitting the ball and running between the wickets; a single.
  10. one Noun Used instead of ! to amplify an exclamation, imitating n00bs who forget to press the shift key while typing exclamation points.
  11. one Noun A particularly special or compatible person or thing.
  12. one Adjective Of a period of time, being particular; as, one morning, one year.
  13. one Adjective Being a single, unspecified thing; a; any.
  14. one Adjective Sole, only.
  15. one Adjective Whole, entire.
  16. one Adjective In agreement.
  17. one Adjective The same.
  18. one Adjective Being a preeminent example.
  19. one Adjective Being an unknown person with the specified name.
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