Etymologically
← History of aequatio

aequatio Latin · revision 8221

16 Oct 2026, 15:35 by bogdan “New Latin entry (sources: de Vaan, OLD, Lewis & Short, TLL...)” current version

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+ {{infobox|confidence=established|formation=derivation|attested=Cicero|origins=la aequus}}
+
+ ==Pronunciation==
+ * IPA (Classical): [ae̯ˈkʷaː.ti.oː]^(Wiktionary)
+ * IPA (Ecclesiastical): [eˈkʷat.t͡si.o]^(Wiktionary)
+
+ ==Forms==
+ '''aequātiō''' ''f'' (genitive aequātiōnis); third declension^(Wiktionary)
+
+ ==Etymology==
+ It is from [[aequō]] “to make equal” with the suffix [[-tiō]].^(OLD 2012)^(Wiktionary)^(Etymonline)
+
+ ==Earliest recorded meaning==
+ Köbler's first source is Cicero, whom he dates 81–43 BC.^(Köbler 2010)
+
+ ==Semantic evolution==
+ It meant an equalizing, an equal division or distribution.^(OLD 2012)
+
+ British Medieval Latin used it for a correspondence, a mathematical equation, and a balance in accounts.^(DMLBS) It survives in Italian ''equazione'', French ''équation'' and Spanish ''ecuación'', and gave [[en|equation]] in the late 14th century, first as a term of astrology for making equal.^(Wiktionary)^(Etymonline)
+
+ ==Timeline==
+ * 81–43 BC – Cicero uses it.^(Köbler 2010)
+ * late 14th century – English ''equation'' is recorded.^(Etymonline)
+
+ ==Meanings==
+ ===Noun===
+ # An equalizing; equal distribution.^(OLD 2012)
+ # ''(Medieval Latin)'' An [[m|en|equation]]; a balance (in accounts).^(DMLBS)
+
+ ==Related words==
+ * [[aequābilis]]
+ * [[aequābilitās]]
+ * [[aequālis]]
+ * [[aequālitās]]
+ * [[aequitās]]
+ * [[aequō]]
+ * [[aequum]]
+ * [[aequus]]
+ * [[en|equation]]
+
+ ==References==
+ {{reflist}}