| biome definitions |
| # | Definition | Sets |
| 1 | a natural community of plants and animals, its composition being largely controlled by climatic conditions. | 96 sets |
| 2 | a natural community of plants and animals, its composition being largely controlled by climatic conditions | 64 sets |
| 3 | group of ecosystems that have the same climate and dominant communities | 63 sets |
| 4 | a major biotic community characterized by the dominant forms of plant life and the prevailing climate | 37 sets |
| 5 | large region of the earth with particular plant and animal communities | 31 sets |
| 6 | a large group of ecosystems that share the same type of climax community | 29 sets |
| 7 | a group of ecosystems that have the same climate and similar dominant communities | 23 sets |
| 8 | a large region characterized by a specific type of climate and certain types of plant and animal communities | 20 sets |
| 9 | a group of ecosystems that have the same climate and dominant communities. | 18 sets |
| 10 | a group of ecosystems with similar climates and organisms | 16 sets |
| 11 | a group of land ecosystems with similar climates and organisms | 15 sets |
| 12 | major type of terrestrial ecosystem that covers a large region of earth | 12 sets |
| 13 | a broad, regional type of ecosystem characterized by distinctive climate and soil conditions and a distinctive kind of biological community adapted to those conditions | 12 sets |
| 14 | group of ecosystems that have the same climate and similar dominant communities | 11 sets |
| 15 | a group of ecosystems classified by climate and plant life | 10 sets |
| 16 | group of ecosystems that have the same climate and dominate communities | 9 sets |
| 17 | a group of ecosystems that have the same climate and similar dominant communities. | 8 sets |
| 18 | a group of ecosystems with similar climates and organisms. | 8 sets |
| 19 | group of ecosystems with the same climax communities | 8 sets |
| 20 | a major ecological community type (as tropical rain forest, grassland, or desert) | 8 sets |
| 21 | a group of ecosystems that have the same climate and similar living things | 7 sets |
| 22 | a large group of ecosystems that share the same type of climax community. | 7 sets |
| 23 | large group of ecosystems that share the same climate and have similar types of communities | 7 sets |
| 24 | ecosystem of a region | 6 sets |
| 25 | a major biological community that occurs over a large area of land | 6 sets |
| 26 | a large region characterized by a specific type of climate and certain types of plants and animals communities | 6 sets |
| 27 | a complex biotic community characterized by the interaction of living organisms and climatic factors | 6 sets |
| 28 | group of ecosystems with the same climax communities. | 6 sets |
| 29 | major type of terrestrial ecological community, such as a grassland and desert | 6 sets |
| 30 | a complex of terrestrial communities that covers a large area and is characterized by certain soil and climate conditions and particular assemblages of plants and animals | 6 sets |
| 31 | a group of ecosystems that have the same climate and dominant communities | 6 sets |
| 32 | a large group of ecosystems that share the same climate and have similar types of communities | 5 sets |
| 33 | a geographic area characterized by specific kinds of plants and animals | 5 sets |
| 34 | a regional ecosystem | 5 sets |
| 35 | large distinct terrestrial region having similar climate, soil, plants & animals | 5 sets |
| 36 | a large region characterized by a specific type of climate and the plants and animals that live there | 5 sets |
| 37 | major types of ecosystems | 5 sets |
| 38 | large group of ecosystems that share the same type of climax community | 5 sets |
| 39 | a large scale ecosystem | 5 sets |
| 40 | a region of earth with a characteristic climate and organisms | 4 sets |