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lysosome

[ lahy-suh-sohm ]

noun

, Cell Biology.
  1. a cell organelle containing enzymes that digest particles and that disintegrate the cell after its death.


lysosome

/ ˈlaɪsəˌsəʊm /

noun

  1. any of numerous small particles, containing digestive enzymes, that are present in the cytoplasm of most cells


lysosome

/ sə-sōm′ /

  1. A cell organelle that is surrounded by a membrane, has an acidic interior, and contains hydrolytic enzymes that break down food molecules, especially proteins and other complex molecules. Lysosomes fuse with vacuoles to digest their contents. The digested material is then transported across the organelle's membrane for use in or transport out of the cell.
  2. See more at cell


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Derived Forms

  • ˌlysoˈsomal, adjective

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Other Words From

  • lyso·somal adjective

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Word History and Origins

Origin of lysosome1

First recorded in 1950–55; lyso- + -some 3

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Lysollysozyme