Ac*ces"sion (#), n. [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.

3. 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.


The act by which one power becomes party to engagements already in force between other powers.



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.

5. Med.

The invasion, approach, or commencement of a disease; a fit or paroxysm.

Syn. -- Increase; addition; augmentation; enlargement.


© Webster 1913.

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