a male child in relation to parents

• an adopted male child in relation to adoptive parents

a male person closely linked to or shaped by a person, group, cause, or place

• a native or representative of a place (e.g., son of the city)

familiar or authoritative form of address to a male

• sometimes colloquial among peers

to beget as a father; to produce a son

• to address someone by calling him son

abbreviation: SON, the supraoptic nucleus in neuroanatomy