davy

Noun

Da=vy

WORDNET DICTIONARY

davy(n = noun.person) humphrey davy, sir humphrey davy - English chemist who was a pioneer in electrochemistry and who used it to isolate elements sodium and potassium and barium and boron and calcium and magnesium and chlorine (1778-1829);

is a kind of chemist

davy, n. (pl. -ies) (in full Davy lamp) a miner's safety lamp with the flame enclosed by wire gauze to prevent an explosion of gas.

Etymology

Sir H. Davy, Engl. chemist d. 1829, who invented it