The Collaborative International Dictionary of English v.0.48:

Cicero \Cic"e*ro\, n. (Print.)
   Pica type; -- so called by French printers.
   [1913 Webster]

WordNet (r) 3.0 (2006):

cicero
    n 1: a linear unit of the size of type slightly larger than an
         em
    2: a Roman statesman and orator remembered for his mastery of
       Latin prose (106-43 BC) [syn: Cicero, Marcus Tullius
       Cicero, Tully]

The Free On-line Dictionary of Computing (19 January 2023):

CICERO

    Control Information system Concepts based on
   Encapsulated Real-time Objects.

   A CERN DRDC proposal.

   (1995-01-25)