Definitions
1.nounA coming to; the act of acceding and becoming joined"a king's accession to a confederacy"
2.nounIncrease by something added; that which is added; augmentation from without.
3.nounA 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).
4.nounThe act by which one power becomes party to engagements already in force between other powers.
5.nounThe act of coming to or reaching a throne, an office, or dignity.
6.nounThe invasion, approach, or commencement of a disease; a fit or paroxysm.
7.nounAgreement.
8.nounAccess; admittance.
9.verbTo make a record of (additions to a collection).