fax
n.
1948, in reference to the technology, short for facsimile (telegraphy). Meaning "a facsimile transmission" is by 1980. The verb attested by 1970. Related: Faxed; faxing.
Futurists predict that a "fax" terminal in the house or business office may someday complement or even replace the mail-carrier. ["Scientific American," 1972]