Definition of accretion

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  • accretion is a valid Scrabble US word with a point value of 13
  • accretion is a valid Scrabble UK word with a point value of 13
  • accretion is a valid Words with friends word with a point value of 16

Definition of accretion

  • an increase by natural growth or addition (noun)

    Synonyms

    1. accumulation
  • (astronomy) the formation of a celestial object by the effect of gravity pulling together surrounding objects and gases (noun)
  • (biology) growth by addition as by the adhesion of parts or particles (noun)
  • (geology) an increase in land resulting from alluvial deposits or waterborne sediment (noun)
  • (law) an increase in a beneficiary's share in an estate (as when a co-beneficiary dies or fails to meet some condition or rejects the inheritance) (noun)
  • something contributing to growth or increase (noun)

    Examples

    1. he scraped away the accretions of paint
    2. the central city surrounded by recent accretions

See definition of accretion in Merriam Webster