(archaic) A distant relation.

(semantics) A term that, together with another term, forms a pair of opposite role names in a relationship, such as parent and child.

(music) A type of dissonance that sometimes occurs in classical polyphonic music, most commonly in vocal music of the Renaissance. It may be a chromatic contradiction between two notes sounding simultaneously (or in close proximity), in two different voices or parts; or the occurrence of a tritone between two notes of adjacent chords.

plural of related right

(copyright law, usually in the plural) A right of a creative work not connected with the work's actual author.

(mathematics) an equation that recursively defines a sequence; each term of the sequence is defined as a function of the preceding terms.

Something seen as inferior.

plural of relational database

plural of relational operator

(computing) synonym of comparison operator