AskDefine | Define equivalent

Dictionary Definition

equivalent adj
1 equal in amount or value; "like amounts"; "equivalent amounts"; "the same amount"; "gave one six blows and the other a like number"; "an equal number"; "the same number" [syn: like, equal, same] [ant: unlike]
2 being essentially equal to something; "it was as good as gold"; "a wish that was equivalent to a command"; "his statement was tantamount to an admission of guilt" [syn: tantamount(p)]


1 a person or thing equal to another in value or measure or force or effect or significance etc; "send two dollars or the equivalent in stamps"
2 the atomic weight of an element that has the same combining capacity as a given weight of another element; the standard is 8 for oxygen [syn: equivalent weight, combining weight, eq]

User Contributed Dictionary




From aequivalentem (nominative of aequivalens).


  1. similar or identical in value, meaning or effect; virtually equal
  2. of two sets, having a one-to-one relationship
  3. relating to the corresponding elements of an equivalence relation
  4. having the equal ability to combine
  5. of a map, equal-area


similar or identical in value
of two sets, having a one-to-one relationship
relating to the corresponding elements of an equivalence relation
equal-area See equal-area


  1. anything that is virtually equal to another
  2. an equivalent weight


anything that is virtually equal to another

Extensive Definition

Equivalence or equivalent may refer to:
equivalent in French: Équivalence
equivalent in Interlingua (International Auxiliary Language Association): Equivalentia (disambiguation)
equivalent in Hungarian: Ekvivalencia
equivalent in Dutch: Equivalent
equivalent in Polish: Ekwiwalent
equivalent in Slovak: Ekvivalencia

Synonyms, Antonyms and Related Words

Doppelganger, accordant, actual thing, affirmative, agent, agnate, agreeable, agreeing, akin, alike, all one, all the same, ally, alter ego, alternate, alternative, analogon, analogous, analogue, analogy, answerable, answering, associate, at one, backup, balance, ballast, brother, carbon copy, change, changeable, changeling, close, close copy, close match, coequal, coexistent, coexisting, coextensive, cognate, coherent, coincident, coincidental, coinciding, commensurate, commutable, commutative, companion, comparable, comparison, compatible, compeer, complement, complemental, complementary, concordant, concurring, conformable, congenator, congener, congenial, congruent, congruous, consentaneous, consentient, consideration, consistent, consonant, convertible, cooperating, cooperative, coordinate, copy, correlate, correlative, correspondent, corresponding, coterminous, counterbalance, counterfeit, counterpart, counterpoise, counterweight, dead ringer, deputy, ditto, double, dummy, duplicate, en rapport, equal, equalizing, equiparant, equipoise, equipollent, ersatz, even, exact counterpart, exchange, exchanged, facsimile, fake, fellow, fill-in, ghost, ghostwriter, give-and-take, harmonious, homograph, homologous, homonym, homophone, idem, identic, identical, identical same, image, imitation, in accord, in agreement, in rapport, in sync, in synchronization, inaccordance, indistinguishable, inharmony, interchangeable, interchanged, kindred spirit, like, like-minded, likeness, locum tenens, makeshift, makeweight, match, matching, mate, metaphor, metonymy, mock, much the same, mutual, near duplicate, next best thing, no other, none other, obverse, of a kind, of a piece, of a size, of like mind, of one mind, offset, on all fours, opposite number, parallel, paralleling, peer, pendant, permutable, personnel, phony, picture, pinch, pinch hitter, positive, proportionate, provisional, proxy, quid pro quo, reciprocal, reciprocating, reciprocative, reconcilable, relief, replacement, replica, representative, reserve, reserves, retaliatory, returnable, ringer, rival, second self, second string, secondary, self-consistent, selfsame, setoff, sign, similar, similitude, simulacrum, sister, something of value, soul mate, spare, spares, spit and image, spitting image, stand-in, standard, stopgap, sub, substituent, substitute, substitution, succedaneum, such, suchlike, superseder, supplanter, surrogate, swapped, switched, symbiotic, symbol, synchronized, synchronous, synecdoche, synonym, synonymous, tally, tantamount, temporary, tentative, the like of, the likes of, the same, the same difference, third string, tit for tat, token, traded, transposed, twin, unanimous, understudy, undifferenced, uniform, unisonant, unisonous, utility, utility player, very image, very same, vicar, vicarious, vice-president, vice-regent
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