1. the attainment of a dignity or rank: the queen's accession to the throne.
2. something that has been acquired or added; an acquisition.
3. an increase by means of something added.
4. law the addition to or increase in value of property by means of improvements or natural growth.
5. law the right of a proprietor to ownership of such addition or increase.
6. agreement or assent.
7. access; admittance.
8. A sudden outburst.
9. to record in the order of acquisition: a curator accessioning newly acquired paintings.

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

1. A coming to; the act of acceding and becoming joined.
2. increase by something added; that which is added; augmentation from without.
3.
4. 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.
5. the act by which one power becomes party to engagements already in force between other powers.
6. the act of coming to or reaching a throne, an office, or dignity; ; -- applied especially to the epoch of a new dynasty.
7. the invasion, approach, or commencement of a disease; a fit or paroxysm.

1. to enter in the accession-book of a library. see accession-book.
2. A coming, as into the possession of a right or station; attainment; entrance; induction: as, the accession of the people to political power, or to the ballot; accession to an estate, or to the throne.
3. the act of acceding, as by assent or agreement; consent; junction; adhesion: as, accession to a demand or proposal; their accession to the party or confederacy was a great gain.
4. increase by something added; that which is added; augmentation; addition: as, an accession of wealth, territory, or numbers.
5. in law, a mode of acquiring property, by which the owner of a corporeal substance which receives an addition by growth or by the application of labor has a right to the thing added or to the improvement, as an addition to a house made by a tenant under an ordinary lease.
6. in medicine, the attack, approach, or commencement of a disease; access.
7. in the election of a pope, the transference of votes from one candidate to another, when the scrutiny has not resulted in a choice. the opportunity of doing this is called an accessit (which see).
8. increase, addition, increment, extension, augmentation.

1. something added to what you already have
2. the act of attaining or gaining access to a new office or right or position (especially the throne)
3. agreeing with or consenting to (often unwillingly)
4. the right to enter
5. a process of increasing by addition (as to a collection or group)
6. make a record of additions to a collection, such as a library
7. (civil law) the right to all of that which your property produces whether by growth or improvement