Definition, Meaning & Synonyms

endocytosis

noun
/ˌɛn.doʊ.saɪˈtoʊ.sɪs/
Definition
Endocytosis is the process by which cells take in substances from the outside environment by engulfing them in a membrane.
Examples
  • Endocytosis allows white blood cells to consume bacteria.
  • During endocytosis, the cell membrane wraps around the material, forming a vesicle.
  • Certain hormones are taken up by target cells through endocytosis.
Meaning
It refers to a mechanism used by cells to internalize extracellular materials, allowing them to absorb nutrients and other important molecules.
Synonyms
  • Cell ingestion
  • Cell uptake
  • Internalization