rotatio Latin · revision 9148

+ {{infobox|confidence=established|formation=derivation|attested=Vitruvius|origins=la rota}}

+

+ ==Pronunciation==

+ * IPA (Classical): [rɔˈtaː.ti.oː]^(Wiktionary)

+ * IPA (Ecclesiastical): [roˈtat.t͡si.o]^(Wiktionary)

+

+ ==Forms==

+ '''rotātiō''' ''f'' (genitive rotātiōnis); third declension^(Wiktionary)

+

+ ==Etymology==

+ It is from [[rotō]] “to turn round” with the suffix [[-tiō]], from [[rota]] “wheel”.^(OLD 2012)^(Wiktionary)^(Etymonline)

+

+ ==Earliest recorded meaning==

+ Köbler's first source is Vitruvius, whom he dates c. 84–c. 25 BC, and Vitruvius uses it of the turning of a compass.^(Köbler 2010)^(Lewis & Short 1879)

+

+ ==Semantic evolution==

+ It meant movement round an axis, rotation, a wheeling in a circle.^(OLD 2012)^(Lewis & Short 1879)

+

+ In Medieval Latin it meant breaking on the wheel.^(Niermeyer 1976) It gave [[en|rotation]] in the 1550s, “act of rotating”.^(Etymonline)

+

+ ==Timeline==

+ * c. 84–c. 25 BC – Vitruvius uses it.^(Köbler 2010)^(Lewis & Short 1879)

+ * 1550s – English ''rotation'' is recorded.^(Etymonline)

+

+ ==Meanings==

+ ===Noun===

+ # A turning, [[m|en|rotation]].^(OLD 2012)

+ # ''(Medieval Latin)'' Breaking on the wheel.^(Niermeyer 1976)

+

+ ==Related words==

+ * [[rotō]]

+ * [[rota]]

+ * [[en|rotation]]

+

+ ==References==

+ {{reflist}}