noun ·Uncommon ·Advanced level

Definitions

Noun

1. 1
   Any major regional biological community such as that of forest or desert.
2. 2
   a major biotic community characterized by the dominant forms of plant life and the prevailing climate wordnet
3. 3
   All the genomes of such a community.

Example

More examples

"Alpine tundra is a biome or natural region at high elevation which does not contain trees."

Etymology

From bio- + -ome.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.