| niche definitions |
| # | Definition | Sets |
| 1 | the ecological "job and address" of a plant or animal in nature. | 104 sets |
| 2 | organism's role, or job, in its habitat | 57 sets |
| 3 | the ecological "job and address" of a plant or animal in nature | 53 sets |
| 4 | full range of physical and biological conditions in which an organism lives and the way in which the organism uses those conditions | 51 sets |
| 5 | (ecology) the status of an organism within its environment and community (affecting its survival as a species) | 40 sets |
| 6 | the role of an organism in an ecosystem | 15 sets |
| 7 | the role each population has in its habitat | 15 sets |
| 8 | a decorative recess in a wall | 14 sets |
| 9 | a decorative recess in a wall; a suitable place or position for a person or thing | 14 sets |
| 10 | an organisms way of life | 13 sets |
| 11 | a place or situation suited for a person or thing; a recess in a wall | 13 sets |
| 12 | unique living arrangement of an organism defined by its habitat, food sources, time of day it is most active, and other factors | 13 sets |
| 13 | the role of a species in an ecosystem | 12 sets |
| 14 | the way of life of a species | 11 sets |
| 15 | full range of physical and biological conditions in which an organism lives and the way in which the organism uses those conditions. | 11 sets |
| 16 | an organism's way of life | 11 sets |
| 17 | n. a place or situation suited for a person or thing; a recess in a wall | 11 sets |
| 18 | an enclosure that is set back or indented | 11 sets |
| 19 | the unique position occupied by a species, both in terms of its physical use of its habitat and its function within an ecological community | 10 sets |
| 20 | a recess in a wall | 10 sets |
| 21 | small space or hollow in a wall for storing or displaying things | 10 sets |
| 22 | the status of an organism within its environment and community (affecting its survival as a species) | 9 sets |
| 23 | full range of physical and biological conditions in which an organsim lives and the way in which the organism uses those conditions | 9 sets |
| 24 | the role of an organism in its habitat | 9 sets |
| 25 | a small segment of the market, usually based on customer needs discovered through market research. | 9 sets |
| 26 | the role that an organism has in an ecosystem | 8 sets |
| 27 | the full range of physical and biological conditions in which an organism lives and the way in which the organism uses those conditions | 8 sets |
| 28 | a unique place occupied by a species in a habitat | 8 sets |
| 29 | (n.) a decorative recess in a wall; a suitable place or position for a person or thing | 8 sets |
| 30 | the functional role of a particular species in an ecosystem | 8 sets |
| 31 | position a species has in its environment | 7 sets |
| 32 | a suitable place | 7 sets |
| 33 | functional role of a species in an ecosystem | 7 sets |
| 34 | the role or part played by an organism in its habitat | 7 sets |
| 35 | the unique position occupied by a particular species in terms of the area it inhabits and the function it performs within the community | 6 sets |
| 36 | the position or function of an organism in a community of plants and animals. | 6 sets |
| 37 | the job that an organism has in an ecosystem | 6 sets |
| 38 | (n) a decorative recess in a wall; a suitable place or position for a thing | 6 sets |
| 39 | the role of an organism in its habitat, or how it makes its living | 6 sets |
| 40 | the position or function of an organism in a community of plants and animals | 5 sets |
