ACCRETION
accretion (<<schwa>>-kree-sh<<schwa>>n).1. The gradual accumulation of land by natural
forces, esp. as alluvium is added to land situated on the bank of a river or on the seashore. Cf.
ALLUVION; AVULSION(2); DELICTION; EROSION. [Cases: Navigable Waters 44; Waters
and Water Courses 93.C.J.S. Navigable Waters § 94; Waters §§ 177–182, 184–185.] 2. Any
increase in trust property other than increases ordinarily considered as income. [Cases: Trusts
272–274. C.J.S. Trover and Conversion §§ 510, 539–554.] 3.Civil law. The right of heirs or
legatees to unite their shares of the estate with the portion of any coheirs or legatees who do not
accept their portion, fail to comply with a condition, or die before the testator. 4. A beneficiary’s
gain through the failure of a coheir or colegatee to take his or her share. 5.Scots law. The
perfection of an imperfect or defective title by some act by the person who conveyed title to the
current holder. — accretive, accretionary,adj. [Blacks Law 8th]