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{%type%} Definitions

WordNet 3.0Copyright Princeton University
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n. - A small anatomically normal sac or bladderlike structure (especially one containing fluid).

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Usage examples (30)
  • Inside-outside transitions of phospholipids in vesicle membranes.
  • Cells move components in and out through a process called vesicle fusion.
  • In the immune cell, endocytosis forms a container called a vesicle that contains AIDS virus.
  • Once the protein is tagged, the piece of membrane with the targeted protein forms a packet, called a vesicle, that enters the cell's cytoplasm.
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The Open Dictionary of English is a collaborative project, based on Open Source materials, LearnThat resources, and partner APIs.
We give special thanks to our LearnThat volunteers, as well as Princeton University and Wiktionary for their Open Source word data. We're also grateful for the support given by Google, Wordnik.com, Dictionary.com, Stands4.com and YouTube, OEDILF.com, Kylescholz.com, Best-Practice.com, Forvo.com, as well as the generous Creative Commons community.