Where does “pinnule” come from?

pinnule (English) comes from Latin pinnula, from Latin Pinna, from Latin penna, from Proto-Italic petnā, from Proto-Indo-European péth₂r̥, from Proto-Indo-European peth₂- — to spread out; to fly.

pinnule (English): Any of the ultimate leaflets of a bipinnate or...

Definitions

  1. Any of the ultimate leaflets of a bipinnate or...

Ancestry of “pinnule”, step by step

StepLanguageWordMeaning
1Latinpinnulasmall wing, or plume of feathers; small fin
2LatinPinnaA city of the Vestini situated on the eastern slope of the Apennines, now the town of Penne
3Latinpennawing; feather, especially a flight-feather;...
4Proto-Italicpetnāfeather; wing
5Proto-Indo-Europeanpéth₂r̥wing; feather
6Proto-Indo-Europeanpeth₂-to spread out; to fly

Words derived from “pinnule

Every word from Proto-Indo-European peth₂-