单词 | invasive |
释义 | in·va·sive (ĭn-vāsĭv) adj. 1. Of, engaging in, or given to armed aggression: an invasive military force. 2. a. Of or relating to a disease or condition that has a tendency to spread, especially into healthy tissue: an invasive carcinoma. b. Of or relating to a medical procedure in which a part of the body is entered, as by puncture or incision. 3. Tending to spread widely in a habitat or ecosystem. Used especially of nonnative species: an invasive grass. 4. Tending to intrude or encroach, as upon privacy. n. An invasive species or organism. [Middle English, from Old French invasif, from Medieval Latin invāsīvus, from Latin invāsus, past participle of invādere, to invade; see INVADE.] in·vasive·ly adv. in·vasive·ness n. |
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