| AGROECOLOGY | • agroecology n. The agricultural ecology. |
| AUTECOLOGY | • autecology n. One of two broad subdivisions of ecology, which studies the individual organism or species. • AUTECOLOGY n. the study of the ecology of one species. |
| BIOECOLOGY | • bioecology n. The specifically biological aspects of ecology. • BIOECOLOGY n. the study of interaction of life in the environment. |
| ECOLOGY | • ecology n. (Biology) The branch of biology dealing with the relationships of organisms with their environment and… • ECOLOGY n. the study of the interrelationships between life forms and their environment, also OECOLOGY. |
| GENECOLOGY | • genecology n. (Genetics, ecology) A branch of ecology dealing with genetic variation in different environments. • GENECOLOGY n. the study of the gene frequency of a species in relation to its population distribution within a particular environment. |
| GYNAECOLOGY | • gynaecology n. Alternative form of gynecology. • gynæcology n. Archaic spelling of gynecology. • GYNAECOLOGY n. the study of women's physiology, also GYNECOLOGY. |
| GYNECOLOGY | • gynecology n. The study of, or the branch of medicine specializing in, the medical problems of women, especially disorders… • GYNECOLOGY n. the study of women's physiology, also GYNAECOLOGY. |
| MYRMECOLOGY | • myrmecology n. (Entomology) The study of ants. • MYRMECOLOGY n. the scientific study of ants. |
| OECOLOGY | • oecology n. Archaic form of ecology. • œcology n. Archaic form of ecology. • OECOLOGY n. the study of the interrelationships between life forms and their environment, also ECOLOGY. |
| PALAEOECOLOGY | • palaeoecology n. The study of past ecologies by using the evidence of fossils. • PALAEOECOLOGY n. the study of early ecology. |
| PALEOECOLOGY | • paleoecology n. The ecology of the ancient past and of extinct organisms. • PALEOECOLOGY n. a branch of ecology that is concerned with the characteristics of ancient environments and with their relationships to ancient plants and animals. |
| RADIOECOLOGY | • radioecology n. The study of the fate and effects of radioactive materials in the environment. • RADIOECOLOGY n. the study of the effects of radiation and radioactive substances on ecological communities. |
| SYNECOLOGY | • synecology n. (Ecology) One of two broad subdivisions of ecology (the other being autecology), meaning the study of… • SYNECOLOGY n. the study of ecological communities, also SYNOECOLOGY. |
| SYNOECOLOGY | • SYNOECOLOGY n. the study of ecological communities, also SYNECOLOGY. |
| UROGYNECOLOGY | • urogynecology n. A surgical subspecialty of urology and gynecology. |