noun \ˈbī-ˌōm\

Definition of BIOME

:  a major ecological community type (as tropical rain forest, grassland, or desert)

Origin of BIOME

2bi- + -ome
First Known Use: 1916

Other Ecology Terms

Malthusian, anthropogenic, biomass, carbon footprint, crepuscular, niche, sere, symbiosis, taiga, tundra


noun    (Concise Encyclopedia)

Largest geographic biotic unit, a major community of plants and animals with similar requirements of environmental conditions. It includes various communities and developmental stages of communities and is named for the dominant type of vegetation, such as grassland or coniferous forest. Several similar biomes constitute a biome type; for example, the temperate deciduous forest biome type includes the deciduous forest biomes of Asia, Europe, and North America. The standard European term for biome is “major life zone.”


Next Word in the Dictionary: biomechanics
Previous Word in the Dictionary: biomathematics
All Words Near: biome

Seen & Heard

What made you want to look up biome? Please tell us where you read or heard it (including the quote, if possible).