accessional


ac·ces·sion

A0039500 (ăk-sĕsh′ən)n.1. The attainment of a dignity or rank: the queen's accession to the throne.2. a. Something that has been acquired or added; an acquisition.b. An increase by means of something added.3. Law a. The addition to or increase in value of property by means of improvements or natural growth.b. The right of a proprietor to ownership of such addition or increase.4. Agreement or assent.5. Access; admittance.6. A sudden outburst.tr.v. ac·ces·sioned, ac·ces·sion·ing, ac·ces·sions To record in the order of acquisition: a curator accessioning newly acquired paintings.
ac·ces′sion·al adj.
Thesaurus
Adj.1.accessional - of or constituting an accession