Etymology Explorer › English

Where does “relaxin” come from?

relaxin (English) comes from English relax, from Middle English relaxen, from Old French relaxer, from Latin relaxo, from Latin rĕ-, from Latin prōdūcō, from Latin prō-, from Proto-Italic *pro- — passed , crossed.

relaxin (English): A peptide hormone of the insulin superfamily

Definitions

  1. A peptide hormone of the insulin superfamily

Ancestry of “relaxin”, step by step

StepLanguageWordMeaning
1EnglishrelaxTo calm down; To make something loose; To become...
2Middle Englishrelaxen—
3Old FrenchrelaxerAlternative form of relaschier
4LatinrelaxoI stretch out or widen again; unloose, loosen,...
5Latinrĕ-—
6Latinprōdūcō—
7Latinprō-—
8Proto-Italic*pro-—
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 →