equivalent English · revision 4817

+ {{infobox|confidence=established|formation=borrowing|attested=c. 1425|origins=la-lat aequivalens}}

+

+ ==Pronunciation==

+ * IPA: /ɪˈkwɪv.əl.ənt/^(Roach et al. 2011)

+

+ ==Etymology==

+ It is [[inh|enm|equivalent]], [[bor|frm|equivalent]] and directly from [[la-lat|aequivalēns|alt=aequivalentem]],^(Barnhart 1988)^(MWU 2024) present participle of aequivalēre “to have equal power, be equivalent”,^(Etymonline)^(Barnhart 1988) from Latin aequus “equal” and valēre “to be strong, be worth”,^(Etymonline)^(Barnhart 1988) the sources of [[equal]] and [[value]].^(Barnhart 1988)

+

+ ==Earliest recorded meaning==

+ Equal in value, power or effect: about 1425 in Barnhart, the early 15th century in Etymonline;^(Barnhart 1988)^(Etymonline) of persons, equal in power or rank, about 1460 in the OED.^(OED 1989)^(NODE 1998)

+

+ ==Semantic evolution==

+ The noun, that which is equal or corresponds, is from 1502, or about 1500 in Etymonline.^(Barnhart 1988)^(Etymonline) Having the same meaning, of words, is from 1529,^(OED 1989) and of weights, measures and numbers, equal in quantity, from 1806.^(OED 1989) ''Equivalence'' is from before 1541, and ''equivalency'' from 1535.^(Barnhart 1988)

+

+ ==Timeline==

+ * c. 1425 – equal in value or effect.^(Barnhart 1988)

+ * 1502 – noun, an equivalent thing.^(Barnhart 1988)

+ * 1529 – having the same meaning.^(OED 1989)

+ * 1806 – equal in quantity.^(OED 1989)

+

+ ==Modern meaning==

+ ===Adjective===

+ # Equal in [[value]], amount, meaning or effect.^(AHD)^(Collins 2023)

+ # ''(mathematics)'' Able to be put into a one-to-one relation, or having the same value.^(AHD)^(Collins 2023)

+

+ ===Noun===

+ # Something that is equal to or corresponds to something else.^(AHD)^(Collins 2023)

+

+ ==Word family==

+ * [[equivalently]]

+ * [[milliequivalent]]

+ * [[nonequivalent]]

+ * [[equivalent weight]]

+ * [[gram equivalent]]

+ * [[electrochemical equivalent]]

+ * [[dose equivalent]]

+

+ ==Related words==

+ * [[equal]]

+ * [[value]]

+ * [[valiant]]

+

+ ==References==

+ {{reflist}}