Accretion vs Aggradation - What's the difference?
accretion | aggradation |
The act of increasing by natural growth; especially the increase of organic bodies by the internal accession of parts; organic growth.
* 1900 , , Chapter I,
The act of increasing, or the matter added, by an accession of parts externally; an extraneous addition; as, an accretion of earth.
* To strip off all the subordinate parts of his as a later accretion -
Something added externally to promote growth the external growth of an item.
concretion; coherence of separate particles; as, the accretion of particles so as to form a solid mass.
(biology) A growing together of parts naturally separate, as of the fingers or toes.
(geology) The gradual increase of land by deposition of water-borne sediment.
(legal) The adhering of property to something else, by which the owner of one thing becomes possessed of a right to another; generally, gain of land by the washing up of sand or sail from the sea or a river, or by a gradual recession of the water from the usual watermark.
(legal) Gain to an heir or legatee, failure of a coheir to the same succession, or a co-legatee of the same thing, to take his share percentage.
(geology) Increase in land elevation due to the deposition of sediment.
In geology terms the difference between accretion and aggradation
is that accretion is the gradual increase of land by deposition of water-borne sediment while aggradation is increase in land elevation due to the deposition of sediment.As nouns the difference between accretion and aggradation
is that accretion is the act of increasing by natural growth; especially the increase of organic bodies by the internal accession of parts; organic growth while aggradation is increase in land elevation due to the deposition of sediment.accretion
English
Noun
(en noun)- There might have been a slight accretion of the moss and lichen on the shingled roof.
- A mineral ... augments not by growth, but by accretion .