C14

C14, C.XIV or C-14 may be:
* Autovia C-14, a highway in Catalonia in Spain
* Fokker C.XIV, a 1937 Dutch reconnaissance seaplane
* HMS C14, a 1908 British C class submarine
* LSWR C14 class, a
* Sauber C14, a 1995 racing carand also :
* Carbon-14, a radioactive isotope of carbon
** C14 dating, a method for dating events
* IEC connector C14, a polarised, three pole socket
* Boeing YC-14, an aircraft
* Malignant neoplasm of other and ill-defined sites in the lip, oral cavity and pharynx ICD-10 code