| 单词 | invalid |
| 释义 | invalid 1. n. & v. --n 1. a person enfeebled or disabled by illness or injury. 2. (attrib.) a of or for invalids (invalid car; invalid diet). b being an invalid (caring for her invalid mother). --v (invalided, invaliding) 1. tr. (often foll. by out etc.) remove from active service (one who has become an invalid). 2. tr. (usu. in passive) disable (a person) by illness. 3. intr. become an invalid. Derivatives invalidism n. Etymology: L invalidus weak, infirm (as IN-(1), VALID) 2. adj. not valid, esp. having no legal force. Derivatives invalidly adv. Etymology: L invalidus (as INVALID(1)) |
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