adjective Of or pertaining to invasion; offensive.
adjective That invades a foreign country using military force; also, militarily aggressive.
adjective Intrusive on one's privacy, rights, sphere of activity, etc.
an invasive species
adjective Intrusive on one's privacy, rights, sphere of activity, etc.
adjective Originating externally.
adjective Of an organism: that grows (especially uncontrollably) in environments which do not harbour natural enemies, often to the detriment of native species or of food or garden flora and fauna.
an invasive species
adjective Of a procedure: involving the entry of an instrument into part of the body.
adjective Of a carcinoma or other abnormal growth: that invades healthy tissue, especially rapidly.