An unrelated male considered to share a brother-like relationship established by a ceremonial sharing of blood in some cultures.
An unrelated male considered to share such a strong relationship generally.
A brother by blood: a brother-german or half-brother, as distinguished from step-brothers.
A member of one's extended family; a relative.
The manner in which two things may be associated.
A set of ordered tuples.
A set of ordered tuples retrievable by a relational database; a table.
The act of intercourse.
Specifically, a set of ordered pairs; a binary relation.
The act of relating a story.
A statement of equality of two products of generators, used in the presentation of a group.
A subobject of a product of objects.