CXX

.cxx is a file extension for C++ files.

CXX may also refer to:


 * 120 (number) or CXX in Roman Numerals
 * AD 120
 * No. 120 Squadron RAF
 * Sonnet CXX, a sonnet by William Shakespeare
 * Canto CXX, a canto of the epic poem The Cantos by Ezra Pound
 * C++, the programming language, alternately rendered as "Cxx"
 * CX-X, a cargo plane program that resulted in the Lockheed C-5 Galaxy