-aceous

adjective suffix

Definition of -aceous

  1. 1a :  characterized by :  full of setaceousb :  consisting of diatomaceous :  having the nature or form of tuffaceous

  2. 2a :  of or relating to a group of animals typified by (such) a form cetaceous or characterized by (such) a feature crustaceousb :  of or relating to a plant family solanaceous

Origin and Etymology of -aceous

Latin -aceus


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