Etymology Explorer › Portuguese

Where does “reactor” come from?

reactor (Portuguese) comes from Portuguese reator, from French réacteur, from French réaction, from Russian реа́кция, from Old French reaction, from Latin reactio, from Latin reago, from Latin rĕ- — passed , crossed.

reactor (Portuguese): Alternative spelling of reator

Definitions

  1. Alternative spelling of reator

Ancestry of “reactor”, step by step

StepLanguageWordMeaning
1Portuguesereatorreactor
2Frenchréacteurreactor; reaction engine, jet engine
3Frenchréactionreaction
4Russianреа́кция—
5Old Frenchreaction—
6Latinreactioreaction
7LatinreagoI act upon again, I do again; I react
8Latinrĕ-—
9Latinprōdūcō—
10Latinprō-—
11Proto-Italic*pro-—
12Proto-Indo-Europeanpro-toward, forward
13Proto-Indo-Europeanpor-to give birth; forward, through; going, passage
14Proto-Indo-Europeanper-before, in front; first; to go through
15Proto-Indo-Europeanpr̥tóspassed , crossed
Every word from Proto-Indo-European pr̥tós →