reaction etymology

English word reaction comes from Latin re-, Latin agendum, and later Latin reactio ((physics, chemistry) reaction.)

Detailed word origin of reaction

Dictionary entryLanguageDefinition
re- Latin (lat) Again; prefix added to various words to indicate an action being done again, or like the other usages indicated above under English.. Back, backwards.
agendum Latin (lat)
reago Latin (lat)
reactio Latin (lat) (physics, chemistry) reaction.
reaction Old French (842-ca. 1400) (fro)
reaction English (eng) (chemistry) A transformation in which one or more substances is converted into another by combination or decomposition. An action or statement in response to a stimulus or other event.

Words with the same origin as reaction

Descendants of re-
arrest rain receive recognize record regret relationship relax remain remember remove repeat reputation request rescue research respect responsibility responsible rest return revolution reward ship