- GCD
GCD may refer to:
* Gongchandang, or the
Communist Party of China
*General content descriptor , a file format to describe content to wireless devices
*In mathematics
**Greatest common divisor
**Binary GCD algorithm
*Great circle distance — in navigation
*Griffith College Dublin — private college in Ireland
*Grand Comic-Book Database — database of comic book information
*Global Common Data —XBRL taxonomy
*Global Communications Devices — supplier of semiconductor devices used in wireless networking
*Gardner Carton & Douglas — a US law firm
*Gaia Community Discussion — GAIA Community Discussion; a subforum on the webforum GAIA Online. Focuses on the storyline and other happenings in the world of GAIA.
*Government Confidence Demonstration — conducted during weapons systems acquisition for the US Army.
* TheFAA identifier ofGrant County Regional Airport inJohn Day, Oregon
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