noun, plural: biomes
A major ecological community of organisms adapted to a particular climatic or environmental condition on a large geographic area in which they occur.
Biomes may be classified into:
- Terrestrial biomes or land biomes - e.g. tundra, taiga, grasslands, savannas, deserts, tropical forests, etc.
- Freshwater biomes - e.g. large lakes, polar freshwaters, tropical coastal rivers, river deltas, etc.
- Marine biomes - e.g. continental shelf, tropical coral, kelp forest, benthic zone, pelagic zone, etc.
Word origin: bi: variant of bio-, esp. before a vowel + -ome: New Latin -ōma, -ōmat.
See also: ecosystem.