Where does “rotator” come from?

Rotator comes from English rotate, from Latin rotatus, from Latin roto, from Latin rota meaning wheel, from Proto-Indo-European ret-, from Proto-Indo-European Hróth₂-eh₂, from Proto-Indo-European Hreth₂-.

rotator (English): One who or that which rotates; A muscle by which...

Definitions

  1. One who or that which rotates; A muscle by which...

Ancestry of “rotator”, step by step

rotator traces back through two separate lines of ancestry.

via English ‐or

StepLanguageWordMeaning
1English‐orCreates an agent noun, often from a verb, indicating a person or object (often machines or parts of them) that do the verb or part of speech with which they are formed
2Middle English-our
3Old French-eorAlternative form of -or
4Latin-ator-ator, -er; second-person singular future passive...
5Latin-tor-er
6Proto-Italic-tōrForms agent nouns to verb stems
7Proto-Indo-European-tōrDerives agent nouns from verbs, denoting someone...
8Proto-Indo-European-tor-s

via English rotate

StepLanguageWordMeaning
1EnglishrotateTo spin, turn, or revolve; To advance through a...
2Latinrotātusrevolved
3Latinrotōto turn, trend, wheel, roll, swing about, whirl, rotate; brandish
4LatinRotaan ecclesiastical appellate court in the Catholic...
5Proto-Italicrotā
6Proto-Indo-EuropeanHróth₂-eh₂
7Proto-Indo-EuropeanHreth₂-to run

Words derived from “rotator

Every word from Proto-Indo-European -tor-s