Di (noun) Definition, Meaning & Examples

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preposition
  1. from; of: used in Italian personal names, originally to indicate place of origin: Conte di Savòia.
noun Music.
  1. a tone in the ascending chromatic scale between do and re.
noun
  1. a female given name, form of Diana.
Symbol, Chemistry.
  1. didymium.
  1. Department of the Interior.
  2. drill instructor.
  1. a prefix occurring in loanwords from Greek, where it meant “two,” “twice,” “double” (diphthong); on this model, freely used in the formation of compound words (dicotyledon; dipolar) and in chemical terms (diatomic; disulfide).
  1. variant of dis-1 before b, d, l, m, n, r, s, v, and sometimes g and j: digest; divide.
  1. variant of dia- before a vowel: diorama.
abbreviation
  1. diameter.
the chemical symbol for
  1. didymium
abbreviation for
  1. Defence Intelligence
  2. Detective Inspector
  3. Donor Insemination
prefix
  1. twice; two; double
    • containing two specified atoms or groups of atoms
    • a nontechnical equivalent of bi- 1 (def. 5c)
combining form
  1. variant of dia- diopter
    Di (noun) Definition, Meaning & Examples

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