Laundry
来自Big Physics
early 16th century: contraction of Middle English lavendry, from Old French lavanderie, from lavandier ‘person who washes linen’ (see launder).
wiktionary
From Middle English lavendrye, from Old French lavanderie, from Latin lavandaria. See launder.
etymonline
laundry (n.)
late 14c., "place for washing;" mid-15c., "act of washing," a contraction (compare launder) of Middle English lavendrie (late 13c.), from Old French lavanderie "wash-house," from Vulgar Latin *lavandaria "things to be washed," plural of lavandarium, from Latin lavare "to wash" (from PIE root *leue- "to wash"). English meaning "articles that need to be or have been laundered" is from 1916. As a verb, from 1880. Laundry list in figurative sense is from 1958.
