1. entitled to the residue of an estate (after payment of debts and specific gifts) - the residuary part of the estate - the residuary beneficiary • Pertains to noun: residuum • Topics: law, jurisprudence 2. relating to or indicating a remainder - residual quantity • Syn: residual • Pertains to noun: residue, residue (for: residual) • Derivationally related forms: residue, residual (for: residual), residue (for: residual)