What does the word accretion mean?

Usage examples for accretion

  1. But " this narrow channel," he adds, " is yet important in the economy of nature, inasmuch as it allows a portion of the circulating water from a warmer region to find its way into the polar basin, aiding thereby not only to mitigate the extreme rigour of the polar cold, but to prevent in all probability a continual accretion of ice, which else might rise to a mountainous height." – The Antiquity of Man by Charles Lyell
  2. It is not a growth by accretion, as in crystallization, but by intussusception, as in life. – The Breath of Life by John Burroughs
  3. Adventures and romantic experiences of all sorts easily attached themselves to the person of some divinity, especially as the character of the personal divinities became more and more humanized by the accretion of such tales. – Literature in the Elementary School by Porter Lander MacClintock