American English

Definition of C noun from the Oxford Advanced American Dictionary



    [countable, uncountable] (pl. Cs, C's
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  1. 1c (c's) the third letter of the English alphabet “Cat” begins with (a) C/“C.”
  2. 2(music) the first note in the scale of C major see also middle C
  3. 3the third highest grade that a student can get for a course, test, or piece of work She got a C inPhysics.
See the Oxford Advanced Learner's Dictionary entry: C