-aceous

adjective suffix

Definition of -aceous

1 a :characterized by :full of
  • setaceous
b :consisting of
  • diatomaceous
:having the nature or form of
  • tuffaceous
2 a :of or relating to a group of animals typified by (such) a form
  • cetaceous
or characterized by (such) a feature
  • crustaceous
b :of or relating to a plant family
  • solanaceous

Origin and Etymology of -aceous

Latin -aceus


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