Where does “tern” come from?

Tern comes from French terne, from Latin ternas, from Frankish darnī, a word of obscure ultimate origin and meaning.

tern (English): Any of various sea birds of the family Sternidae...

Definitions

  1. Any of various sea birds of the family Sternidae...

Ancestry of “tern”, step by step

tern traces back through two separate lines of ancestry.

via Middle English terne

StepLanguageWordMeaning
1Middle Englishterne
2Old Frenchternedull, dim
3Latinternasaccusative feminine plural of terni
4Latinternithree each; three at a time
5Latinterthrice
6Latinterr
7Old Latintris
8Proto-Italictrēsthree
9Proto-Indo-European*tréyes

via Old Norse þerna

StepLanguageWordMeaning
1Old Norseþernatern; maid servant
2Old Saxonthiornavirgin
3Proto-West Germanic*þewernāhandmaid, female servant

Words derived from “tern

Every word from Proto-Indo-European *tréyes