Meanings
nounT tubule (plural T tubules)
plural T tubules · alternative T-tubule
- anatomyOne of the extensions of the cell membrane of striated muscle cells, running in a transverse manner, that permit the transmission of the action potential into the cell and regulate cellular calcium concentration.
Synonyms: transverse tubule
Synonyms & antonyms
nounOne of the extensions of the cell membrane of striated muscle cells, running in a transverse manner, that permit the transmission of the action potential into the cell and regulate cellular calcium concentration.
Similar
Origin
Translations
French tubule T, tubule transverse
- tubule Textension of the cell membrane of striated muscle cells
- tubule transverseextension of the cell membrane of striated muscle cells
German T-Tubulus, T-Tubuli
- T-Tubulusextension of the cell membrane of striated muscle cells
- T-Tubuliextension of the cell membrane of striated muscle cells
Hungarian T-tubulus
- T-tubulusextension of the cell membrane of striated muscle cells
Cite this entry
APA
T tubule. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/T%20tubule
MLA
“T tubule.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/T%20tubule. Accessed November 5, 2026.
Chicago
WatkinsX Dictionary, s.v. “T tubule,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/T%20tubule.
Source: T tubule on Wiktionary, CC BY-SA 4.0.