breast

n. the human mammary (milk-producing) gland, consisting of milk-secreting cells and their ducts, fat cells, and connective tissue. Enlarged breasts in adult females are a characteristic of the human species that is not shared by other mammals; it may result from sexual selection. Enlarged breasts also may occur in human males (see gynecomastia).

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Psychology term of the day

December 26th 2024

socionomics

n. the study of nonsocial influences on social groups; that is, the ways in which the physical environment modifies society. This includes the effects of different terrains and climatic conditions on economic and social organization.