Definition of di- in English:

di-1

Syllabification: di-

combining form

  • 1Twice; two-; double: dichromatic
  • 1.1 Chemistry Containing two atoms, molecules, or groups of a specified kind: dioxide

Origin

from Greek dis 'twice'.

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Word of the day coloratura
Pronunciation: ˌkələrəˈto͝orə
noun
elaborate ornamentation of a vocal melody