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opportunistic

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adjective op·por·tu·nis·tic \-tü-ˈnis-tik, -tyü-\

Definition of opportunistic

  1. :  taking advantage of opportunities as they arise: as a :  exploiting opportunities with little regard to principle or consequences <a politician considered opportunistic> b :  feeding on whatever food is available <opportunistic feeders> c :  being or caused by a usually harmless microorganism that can become pathogenic when the host's resistance is impaired <opportunistic infections>

opportunistically

play \-ti-k(ə-)lē\ adverb



Medical Dictionary

opportunistic

play
adjective op·por·tu·nist·ic \-t(y)ü-ˈnis-tik\

Medical Definition of opportunistic

  1. 1:  of, relating to, or being a microorganism that is usually harmless but can become pathogenic when the host's resistance to disease is impaired

  2. 2:  of, relating to, or being an infection or disease caused by an opportunistic organism <Pneumocystis carinii pneumonia and other opportunistic infections that kill AIDS patients—New York Times>




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