fibronectin

[ fahy-bruh-nek-tin ]

nounCell Biology.
  1. a fibrous protein that binds to collagen, fibrin, and other proteins and also to the cell membranes, functioning as an anchor and connector.

Origin of fibronectin

1
1975–80; fibro- + Latin nect(ere) to bind, join together (see connect, nexus) + -in2

Words Nearby fibronectin

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Scientific definitions for fibronectin

fibronectin

[ fī′brə-nĕktn ]


  1. Any of several glycoproteins that occur especially in plasma and in soft connective tissue. Fibronectins are important for the adhesion of fibrous extracellular tissue matrices and also play roles in cellular adhesion, embryonic cellular differentiation, phagocytosis, and the aggregation of platelets in blood clotting.

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