symbiont
/ˈsɪmbaɪˌɑnt/
noun
- An organism that lives in a close, long-term relationship with another organism of a different species.
- The lichen is made up of a fungus and a photosynthetic symbiont.
- Some ants protect aphids and use them as a symbiont for food.
- Scientists study how each symbiont benefits from the partnership.
Antonyms