Where does “seashell” come from?

Seashell derives from Old English sǣ (sea) and shell, with sǣ tracing through Middle English see to Latin sedes (seat) and ultimately Proto-Indo-European sed- (to sit).

seashell (English): the empty shell of a marine mollusk; A very light...

Definitions

  1. the empty shell of a marine mollusk; A very light...

Ancestry of “seashell”, step by step

seashell traces back through two separate lines of ancestry.

via English sea

StepLanguageWordMeaning
1EnglishseaA large body of salt water; A lake, especially if...
2Middle Englishseesea, ocean; A body of water, a lake; seat, chair
3Old Englishsea, lake
4Proto-West Germanicsaiwisea
5Proto-Germanicsaiwizsea, ocean
6Proto-Germanicsīhwanąto filter
7Proto-Indo-Europeanseykʷ-to moisten; to filter
8Proto-Indo-Europeansey-to be wet; dribble; run; to stretch one's arm;...

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,...

Words derived from “seashell

Every word from Proto-Indo-European sey-