WordReference Random House Unabridged Dictionary of American English © 2026
CI, 
  1. counterintelligence.

Ci, 
  1. Physicscurie;
    curies.

C.I., 
  1. Channel Islands.

Collins Concise English Dictionary © HarperCollins Publishers::
Ci
  1. curie
'CI' also found in these entries (note: many are not synonyms or translations):

Forum discussions with the word(s) "CI" in the title:


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