Definition of


  1. (noun, state) the most common congenital disease; the child's lungs and intestines and pancreas become clogged with thick mucus; caused by defect in a single gene; no cure is known
  2. (noun, substance) a radioactive transuranic element; discovered by bombarding curium with alpha particles
  3. (adv, all) compare (used in texts to point the reader to another location in the text)

via WordNet, Princeton University

Origin of the word Cf

  1. see cf. more

via Online Etymology Dictionary, ©2001 Douglas Harper

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