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Definitions of accretion
  1. noun
    an increase by natural growth or addition

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  2. noun
    (astronomy) the formation of a celestial object by the effect of gravity pulling together surrounding objects and gases
  3. noun
    (biology) growth by addition as by the adhesion of parts or particles
  4. noun
    (geology) an increase in land resulting from alluvial deposits or waterborne sediment
  5. 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)
  6. noun
    something contributing to growth or increase
    "he scraped away the accretions of paint" "the central city surrounded by recent accretions"
Definition that contains accretion
  • accrete grow or become attached by accretion
  • priscoan aeon the earliest eon in the history of the Earth from the first accretion of planetary material (around 4,600 million years ago) until the date of the oldest known rocks (about 3,800 million years ago); no evidence of life
  • accretionary marked or produced by accretion
  • hadean eon the earliest eon in the history of the Earth from the first accretion of planetary material (around 4,600 million years ago) until the date of the oldest known rocks (about 3,800 million years ago); no evidence of life
  • priscoan eon the earliest eon in the history of the Earth from the first accretion of planetary material (around 4,600 million years ago) until the date of the oldest known rocks (about 3,800 million years ago); no evidence of life
  • accretive growing by accretion
  • hadean time the earliest eon in the history of the Earth from the first accretion of planetary material (around 4,600 million years ago) until the date of the oldest known rocks (about 3,800 million years ago); no evidence of life
  • hadean the earliest eon in the history of the Earth from the first accretion of planetary material (around 4,600 million years ago) until the date of the oldest known rocks (about 3,800 million years ago); no evidence of life
  • priscoan the earliest eon in the history of the Earth from the first accretion of planetary material (around 4,600 million years ago) until the date of the oldest known rocks (about 3,800 million years ago); no evidence of life
  • hadean aeon the earliest eon in the history of the Earth from the first accretion of planetary material (around 4,600 million years ago) until the date of the oldest known rocks (about 3,800 million years ago); no evidence of life
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