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ductule

American  
[duhk-tool, -tyool] / ˈdʌk tul, -tyul /

noun

Anatomy, Zoology.
  1. a small duct.


ductule British  
/ ˈdʌktjuːl /

noun

  1. anatomy zoology a small duct

"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

Etymology

Origin of ductule

First recorded in 1880–85; duct + -ule