Where does “retardancy” come from?

retardancy (English) comes from English retardant, from French retardant, from French retarder, from Latin retardo, from Latin rĕ-, from Latin prōdūcō, from Latin prō-, from Proto-Italic *pro- — passed , crossed.

retardancy (English): The degree of being retardant

Definitions

  1. The degree of being retardant

Ancestry of “retardancy”, step by step

StepLanguageWordMeaning
1EnglishretardantServing to retard the action of something;...
2Frenchretardantpresent participle of retarder
3Frenchretarderto retard, slow down; to postpone, put back
4LatinretardoI hinder, delay, detain, impede or retard
5Latinrĕ-back, backwards
6Latinprōdūcōto lead or bring forth, forward or out
7Latinprō-forward direction, forward movement
8Proto-Italic*pro-pro- see the Latin entry for further meanings
9Proto-Indo-Europeanpro-toward, forward
10Proto-Indo-Europeanpor-to give birth; forward, through; going, passage
11Proto-Indo-Europeanper-before, in front; first; to go through
12Proto-Indo-Europeanpr̥tóspassed , crossed
Every word from Proto-Indo-European pr̥tós
retardancy — Etymology, Origin & Word History | Etymology Explorer