WordReference Random House Unabridged Dictionary of American English © 2025
hal•o•bi•ont
(hal′ō bī′ont, hā′lō-),USA pronunciation n. [Biol.]
hal′o•bi•on′tic, adj.
- Ecologyan organism that thrives in a saline environment.
- 1925–30; halo- + -biont living (in the environment specified); see symbiont