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tubule

[too-byool, tyoo-]
noun
  1. a small tube; a minute tubular structure.
  2. convoluted tubule.
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Origin of tubule

1670–80; < Latin tubulus, equivalent to tub(us) pipe + -ulus -ule
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for tubule

tubule

noun
  1. any small tubular structure, esp one in an animal, as in the kidney, testis, etc
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Word Origin

C17: from Latin tubulus a little tube
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

tubule in Medicine

tubule

(tōōbyōōl)
n.
  1. A very small tube or tubular structure; tubulus.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.