accession Meaning, Definition & Usage

noun a process of increasing by addition (as to a collection or group)
- the art collection grew through accession
noun (civil law) the right to all of that which your property produces whether by growth or improvement
noun something added to what you already have
addition.
- the librarian shelved the new accessions
- he was a new addition to the staff
noun agreeing with or consenting to (often unwillingly)
assenting.
- accession to such demands would set a dangerous precedent
- assenting to the Congressional determination
noun the right to enter
access; admission; entree; admittance.
noun the act of attaining or gaining access to a new office or right or position (especially the throne)
rise to power.
- Elizabeth's accession in 1558
verb make a record of additions to a collection, such as a library

L. accessio, fr. accedere: cf. F. accession. See Accede.

A coming to; the act of acceding and becoming joined; as, a king's accession to a confederacy.
Increase by something added; that which is added; augmentation from without; as, an accession of wealth or territory.
The only accession which the Roman empire received was the province of Britain. Gibbon.
(Law) (a) A mode of acquiring property, by which the owner of a corporeal substance which receives an addition by growth, or by labor, has a right to the part or thing added, or the improvement (provided the thing is not changed into a different species). Thus, the owner of a cow becomes the owner of her calf. (b) The act by which one power becomes party to engagements already in force between other powers. Kent.
The act of coming to or reaching a throne, an office, or dignity; as, the accession of the house of Stuart; -- applied especially to the epoch of a new dynasty.
(Med.) The invasion, approach, or commencement of a disease; a fit or paroxysm. Syn. -- Increase; addition; augmentation; enlargement.