equivalent

English dictionary entry

Meanings

adj
  1. Similar or identical in value, meaning or effect; virtually equal.
  2. Of two sets, having a one-to-one correspondence.
  3. Relating to the corresponding elements of an equivalence relation.
  4. Of two categories, (informally) such that one is essentially a relabeling of the other; (formally) related by a pair of functors such the composition of the one with the other is naturally isomorphic to the identity functor.
  5. Having the equal ability to combine.
  6. Of a map, equal-area.
  7. Equal in measure but not admitting of superposition; applied to magnitudes.
noun
  1. Anything that is virtually equal to something else, or has the same value, force, etc.
  2. An equivalent weight.
verb
  1. To make equivalent to; to equal.

Pronunciation

/ɪˈkwɪvələnt/ en-us-equivalent.ogg

Word forms

equivalent more equivalent most equivalent æquivalent eq. equivalents equivalenting equivalented

Etymology

From Latin aequivalentem, accusative singular of aequivalēns, present active participle of aequivaleō (“to be equivalent, have equal power”). By surface analysis, equi- + -valent. Mostly displaced native Middle English efenmete (See evenmete).

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