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noun, plural lum·bri·ca·les [luhm-bri-key-leez] /ˌlʌm brɪˈkeɪ liz/. Anatomy.
  1. lumbrical.

Origin of lumbricalis

First recorded in 1695–1705, lumbricalis is from the New Latin word lumbrīcālis
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for lumbricalis


  1. anatomy any of the four wormlike muscles in the hand or foot
Derived Formslumbrical (ˈlʌmbrɪkəl), adjective

Word Origin

C18: New Latin, from Latin lumbrīcus worm
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