Where does “tortoiseshell” come from?

Tortoiseshell derives from English shell, from Middle English schelle, from Medieval Latin tortuca, from Proto-West Germanic skallju, from Proto-Germanic skaljō, from Proto-Indo-European (s)kelH-, ultimately from Proto-Indo-European (s)kel-, meaning to split or separate.

tortoiseshell (English): The horny, translucent, mottled covering of the...

Definitions

  1. The horny, translucent, mottled covering of the...

Ancestry of “tortoiseshell”, step by step

tortoiseshell traces back through two separate lines of ancestry.

via English Shell

StepLanguageWordMeaning
1EnglishShellA diminutive of the female given name Michelle or Shelly
2Middle Englishschelle
3Old Englishsċiellshell
4Proto-West Germanicskalljuscale; shell
5Proto-Germanicskaljōshell; husk; rind; peel
6Proto-Indo-European(s)kelH-to cut; to split, to separate
7Proto-Indo-European(s)kel-to bend, crook; bent, crooked; leg, heel, knee,...

via English tortoise

StepLanguageWordMeaning
1EnglishtortoiseAny of various land-dwelling reptiles, of the...
2Middle Englishtortuse
3Medieval Latintortuca

Words derived from “tortoiseshell

Every word from Proto-Indo-European (s)kel-Every word from Proto-Indo-European (s)kelH-Every word from Proto-Germanic skaljō