[1] : The Collaborative International Dictionary of English v.0.48

tubule \tu"bule\, n. f. tubule, or l. tubulus, dim. of tubus a
   tube, a pipe.
   1. a small pipe or fistular body; a little tube.
      1913 webster

   2. anat. a minute tube lined with glandular epithelium; as,
      the uriniferous tubules of the kidney.
      1913 webster

[2] : WordNet (r) 2.0

tubule
     n : a small tube

Tubule >> T Words
Tubule, definition of term: Tubule
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