Where does “sea urchin” come from?

sea urchin (English) comes from English sea, from Middle English see, from Old English sǣ, from Proto-West Germanic saiwi, from Proto-Germanic saiwiz, from Proto-Germanic sīhwaną, from Proto-Indo-European seykʷ-, from Proto-Indo-European sey- — to be wet; dribble; run; to stretch one's arm;...

sea urchin (English): Any of many marine echinoderms, of the class...

Definitions

  1. Any of many marine echinoderms, of the class...

Ancestry of “sea urchin”, step by step

sea urchin 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 urchin

StepLanguageWordMeaning
1EnglishurchinA mischievous child; A street urchin, a child who...
2Middle Englishyrchounhedgehog; sea urchin; echinoderm; A stuffed pig...
3Old Frenchheriçunhedgehog
4Old Frencheriz
5Latinēriciushedgehog
6Proto-Indo-Europeanǵʰḗrhedgehog
7Proto-Indo-Europeanǵʰer-to yearn for; to enclose; bowels, intestines

Words derived from “sea urchin

Every word from Proto-Indo-European sey-Every word from Proto-Indo-European seykʷ-Every word from Proto-Germanic sīhwaną