GC
WordNet
noun
(1) 1,000,000,000 periods per second
WiktionaryText
GC
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GC
- (cycling) General Classification
- garbage collect, garbage collection, garbage collector
- Gas Chromatography
- General Committee, the general management committee of a constituency party of the British Labour Party
- Nintendo GameCube
- George Cross (Medal)
- good condition
- General Catalogue of Nebulae and Clusters