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muticous

American  
[myoo-ti-kuhs] / ˈmyu tɪ kəs /
Or muticate

adjective

  1. Botany.  having no pointed process or awn; awnless.

  2. Zoology.  Also mutic lacking certain defensive structures, as spines or claws.


muticous British  
/ ˈmjuːtɪkəs /

adjective

  1. Also: muticatebotany lacking an awn, spine, or point

"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 muticous

1855–60; < Latin muticus curtailed; mutilate