opportunistic
adjective
- of or characterized by opportunism
- ☆ designating or of an infection or disease caused by a microorganism () that is normally not virulent but that can cause a serious condition in those with a weakened immune system
See opportunistic in American Heritage Dictionary 4
(ŏpˌər-to͞o-nĭsˈtĭk, -tyo͞o-)
adjective Taking immediate advantage, often unethically, of any circumstance of possible benefit.
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