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grano-

American  
  1. a combining form representing granite in compound words.

    granophyre.


grano- British  

combining form

  1. of or resembling granite

    granolith

"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 grano-

< German, combining form of Granit granite; -o-