The mammary gland is a modified sweat gland that nourishes the young. It consists of the mamma and the teat. Undeveloped in both the male and female at birth, the female mammary gland begins to develop as a secondary sex characteristic at puberty.
gang definition, meaning, what is gang: a group of young people, especially young men, who spend time together, often fightingâ¦. Learn more.
group. n. 1. An assemblage of persons or objects gathered or located together; an aggregation: a group of dinner guests; a group of buildings near the road. 2. number of individuals or things considered or classed together because of similarities: a small group of supporters across the country. 4. Linguistics A category of related languages that is less inclusive than a family.