Where does “semilunate” come from?

semilunate (English) comes from English semi, from English semi-, from Latin sēmi-, from Proto-Indo-European sēmi — half; partially.

semilunate (English): shaped like a crescent; lunate, semilunar,...

Definitions

  1. shaped like a crescent; lunate, semilunar,...

Ancestry of “semilunate”, step by step

semilunate traces back through two separate lines of ancestry.

via English semi

StepLanguageWordMeaning
1EnglishsemiA semi-detached house; A semitrailer; a...
2Englishsemi-half; partial, incomplete; somewhat, rather,...
3Latinsēmi-half
4Proto-Indo-Europeansēmihalf; partially

via English lunate

StepLanguageWordMeaning
1EnglishlunateShaped like a crescent; A small stone artifact,...
2Latinlūnātuscurved
3LatinlunoI curve or bend into a crescent or half-moon...
Every word from Proto-Indo-European sēmiEvery word from English semi-Every word from English semi