quword 趣词
Word Origins Dictionary
- invalid[invalid 词源字典]
- invalid: see valid
[invalid etymology, invalid origin, 英语词源] - invalid (adj.1)
- "not strong, infirm," 1640s, from Latin invalidus "not strong, infirm, weak, feeble," from in- "not" (see in- (1)) + validus "strong" (see valid). Specific meaning "infirm from sickness, disease, or injury" is from 1640s.
- invalid (adj.2)
- "of no legal force," 1630s, from special use of Latin invalidus (see invalid (adj.1)).
- invalid (n.)
- 1709, originally of disabled military men, from invalid (adj.1). Invalides is short for French Hôtel des Invalides, home for old and disabled soldiers in the 7th arrondissement of Paris.