Definition of biramous in English:

biramous

Syllabification: bi·ra·mous
Pronunciation: /bīˈrāməs
 
/

adjective

Zoology
(Especially of crustacean limbs and antennae) dividing to form two branches.
More example sentences
  • An answer lies, he says, in the origin and modification of the ancestral biramous limb.
  • The appendages are primitively branched, and although this condition is modified in many species, adults always have at least some biramous appendages.
  • The anteriormost five abdominal appendages are, almost without exception, biramous.

Origin

late 19th century: from bi- 'two' + ramus + -ous.

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