The definition of opportunistic is an action or judgment that furthers a person's own interests.adjective
An example of opportunistic is a woman telling a friend a false rumor about her boyfriend cheating on her, to try to end their relationship.YourDictionary definition and usage example. Copyright © 2013 by LoveToKnow Corp.
- 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
- opportunistically adverb
Used by arrangement with John Wiley & Sons, Inc.
opportunistic - Medical Definition
- Of or relating to an organism capable of causing disease only in a host whose resistance is lowered.
- Of or relating to a disease caused by an opportunistic organism.