| 单词 | infirm |
| 释义 | infirm —infirmly, adv. —infirmness, n. /in ferrm"/, adj. 1. feeble or weak in body or health, esp. because of age; ailing. 2. unsteadfast, faltering, or irresolute, as persons or the mind; vacillating: infirm of purpose. 3. not firm, solid, or strong: an infirm support. 4. unsound or invalid, as an argument or a property title. v.t. 5. to invalidate. [1325-75; ME infirme < L infirmus. See IN-3, FIRM1] Syn. 1, 3, 4. weak. 2. wavering, indecisive. 3. rickety, tottering, shaky, unsteady. Ant. 1, 2, 3. strong. |
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