- Accretion is defined as the part of something that has been added.
An example of an accretion is the garage someone may build on his home.
- The definition of accretion is the state of having gone through extension or addition of length or overall size.
An example of accretion is a extra part of a fairy tale added over many years of re-telling.
- Accretion means an extension or addition of length or overall size.
An example of an accretion is when a highway is lengthened.
accretion definition by Webster's New World
- growth in size, esp. by addition or accumulation
- a growing together of parts normally separate
- accumulated matter: the accretion of earth on the shore
- a part added separately; addition
- a whole resulting from such growth or accumulation
- Law the addition of soil to land by gradual, natural deposits
Origin: Classical Latin accretio ; from accrescere, to increase ; from ad-, to plush crescere, to grow: see crescent
- accretive adjective
accretion definition by American Heritage Dictionary
- a. Growth or increase in size by gradual external addition, fusion, or inclusion.b. Something contributing to such growth or increase: “the accretions of paint that had buried the door's details like snow” (Christopher Andreae).
- Biology The growing together or adherence of parts that are normally separate.
- Geology a. Slow addition to land by deposition of water-borne sediment.b. An increase of land along the shores of a body of water, as by alluvial deposit.
- Astronomy An increase in the mass of a celestial object by the collection of surrounding interstellar gases and objects by gravity.
Origin: Latin accrētiō, accrētiōn-, from accrētus, past participle of accrēscere, to grow; see accrue.
- ac·creˈtion·arˌy , ac·creˈtive adjective
accretion - Business Definition
- The accumulation of theoretical gains in value on discount bonds with the expectation that the securities will be redeemed at maturity. Excluding municipals, the amount of annual accretion is taxable on an original-issue discount bond even though only a small amount of interest or no interest at all is paid each year. See also imputed interest.
- The gradual accumulation of land due to natural causes. For example, sediment carried in a stream is deposited along its banks.
accretion - Investment & Finance Definition
accretion - Legal Definition
- In property law, the gradual increase in land through natural processes; for example, the creation of land caused by the deposit of sediment on a shoreline of a river or ocean. The new land becomes the property of the owner of the property to which it is attached. See also alluvion, reliction, and avulsion.
- In succession law, the increase in an heir or legatee’s interest in property when a co-heir or co-legatee dies before the property vests, rejects his inheritance or legacy, fails to comply with a condition to be met before vesting, or otherwise becomes incapable of taking the property.
accretion - Medical Definition
- Growth or increase in size by gradual external addition, fusion, or inclusion.
- Increase by addition to the periphery of material of the same nature as that already present, as in the growth of crystals. Also called accrementition.
- Foreign material, such as plaque or calculus, collecting on the surface of a tooth or in a cavity.
- The growing together or adherence of body parts that are normally separate.
accretion - Science Definition
- Geology The gradual extension of land by natural forces, as in the addition of sand to a beach by ocean currents, or the extension of a floodplain through the deposition of sediments by repeated flooding.
- Astronomy The accumulation of additional mass in a celestial object by the drawing together of interstellar gas and surrounding objects by gravity.