| Acronym | Definition |
|---|
| GCH➣Gas Central Heating |
| GCH➣Gym Class Heroes (band) |
| GCH➣Gloucester City Homes (UK) |
| GCH➣Gold Card Holder |
| GCH➣Grey Coat Hospital (UK) |
| GCH➣Generalized Continuum Hypothesis (mathematics) |
| GCH➣Groupe Conseil Hypothèque (French: Mortgage Consulting Group) |
| GCH➣Group Club Handball (Germany) |
| GCH➣Guided Contact Hours (various organizations) |
| GCH➣Guilford Child Health (North Carolina) |
| GCH➣Gym Club Houdanais (Frenc athletic club) |
| GCH➣Georgia Commission on the Holocaust (Carrollton, GA) |
| GCH➣Grand Cross of Hanover (knight) |
| GCH➣Grant Channel |
| GCH➣Gas Collection Header |
| GCH➣Geyer Coburn Hutchins (Planning and Landscape Architecture; Seattle, Washington) |
| GCH➣Great Central Hotel |