Where does “sea locust” come from?

sea locust (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 locust (English): A lobster

Definitions

  1. A lobster

Ancestry of “sea locust”, step by step

sea locust 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 locust

StepLanguageWordMeaning
1EnglishlocustAny of the grasshoppers, often polyphenic and...
2Middle Englishlocustelocust
3Latinlocustalocust, grasshopper; crustacean, marine...
4Proto-Indo-Europeanlēk-string, twig, tendril; leg, the main muscle of...
Every word from Proto-Indo-European sey-Every word from Proto-Indo-European seykʷ-Every word from Proto-Germanic sīhwaną