invasive
adjective/ɪnˈveɪsɪv/
/ɪnˈveɪsɪv/
(formal)- (especially of diseases within the body) spreading very quickly and difficult to stop
- invasive cancer
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- (of medical treatment) involving cutting into the body
- invasive surgery
- (of plants or animals) brought into an environment where they are not naturally found, and causing harm to that environment or other living things in it
- This toad is an invasive species that has now become widespread.
- The plant was introduced to the West Coast and is invasive in North America.
- affecting somebody's thoughts or privacy
- I found the constant background noise very invasive.
- They asked her a lot of intimate and invasive questions.
see also invade
Word Originlate Middle English: from obsolete French invasif, -ive or medieval Latin invasivus, from Latin invadere, from in- ‘into’ + vadere ‘go’.
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invasive