a. Not relative; without mutual relations; unconnected. -- Ir*rel"a*tive*ly, adv. [1913 Webster]

Irrelative chords (Mus.), those having no common tone. --
Irrelative repetition (Biol.), the multiplication of parts that serve for a common purpose, but have no mutual dependence or connection. Owen. [1913 Webster]

a. [ F. relatif, L. relativus. See Relate. ] 1. Having relation or reference; referring; respecting; standing in connection; pertaining; as, arguments not relative to the subject. [ 1913 Webster ]

I'll have grounds
More relative than this. Shak. [ 1913 Webster ]

2. Arising from relation; resulting from connection with, or reference to, something else; not absolute. [ 1913 Webster ]

Every thing sustains both an absolute and a relative capacity: an absolute, as it is such a thing, endued with such a nature; and a relative, as it is a part of the universe, and so stands in such a relations to the whole. South. [ 1913 Webster ]

3. (Gram.) Indicating or expressing relation; refering to an antecedent; as, a relative pronoun. [ 1913 Webster ]

4. (Mus.) Characterizing or pertaining to chords and keys, which, by reason of the identify of some of their tones, admit of a natural transition from one to the other. Moore (Encyc. of Music). [ 1913 Webster ]

Relative clause (Gram.), a clause introduced by a relative pronoun. --
Relative term, a term which implies relation to, as guardian to ward, matter to servant, husband to wife. Cf. Correlative. [ 1913 Webster ]

n. One who, or that which, relates to, or is considered in its relation to, something else; a relative object or term; one of two object or term; one of two objects directly connected by any relation. Specifically: (a) A person connected by blood or affinity; strictly, one allied by blood; a relation; a kinsman or kinswoman. “Confining our care . . . to ourselves and relatives.” Bp. Fell. (b) (Gram.) A relative pronoun; a word which relates to, or represents, another word or phrase, called its antecedent; as, the relatives “who”, “which”, “that”. [ 1913 Webster ]

adv. In a relative manner; in relation or respect to something else; not absolutely. [ 1913 Webster ]

Consider the absolute affections of any being as it is in itself, before you consider it relatively. I. Watts. [ 1913 Webster ]

n. The state of being relative, or having relation; relativity. [ 1913 Webster ]