gap junction

noun

Definition of gap junction

: an area of contact between adjacent cells characterized by modification of the plasma membranes for intercellular communication or transfer of low molecular-weight substances

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Examples of gap junction in a Sentence

Recent Examples on the Web Cells have other options for exchanging molecules, most notably the structures called gap junctions and exosomes. Quanta Magazine, "Cells Talk and Help One Another via Tiny Tube Networks," 23 Apr. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'gap junction.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of gap junction

1967, in the meaning defined above

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Time Traveler for gap junction

Time Traveler

The first known use of gap junction was in 1967

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Cite this Entry

“Gap junction.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/gap%20junction. Accessed 12 Aug. 2020.

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More Definitions for gap junction

gap junction

noun

Medical Definition of gap junction

: an area of contact between adjacent cells characterized by modification of the plasma membranes for intercellular communication or transfer of low molecular-weight substances

Other Words from gap junction

gap-junctional \ ˈgap-​ˌjəŋk-​shən-​əl, -​shnəl How to pronounce gap-junctional (audio) \ adjective

More from Merriam-Webster on gap junction

Britannica.com: Encyclopedia article about gap junction

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