| Acronym | Definition |
|---|
| CGA | Color Graphics Adapter (320 by 200 pixels, 4 colors; 1.60:1 or 640 by 200 pixels, 2 colors; 3.20:1) |
| CGA | Common Ground Alliance (Alexandria, Virginia) |
| CGA | Certified General Accountant |
| CGA | Compressed Gas Association |
| CGA | Computer Graphics and Applications |
| CGA | Centre de Gestion Agréé (French: Chartered Management Center) |
| CGA | Connecticut General Assembly |
| CGA | Charitable Gift Annuity |
| CGA | Coast Guard Academy |
| CGA | Concours Général Agricole (French: General Agricultural Competition; est. 1870) |
| CGA | Cryptographically Generated Addresses (Name Space; IANA) |
| CGA | Chromogranin A (glycoprotein; aka Secretory Protein-I) |
| CGA | Canadian Gas Association |
| CGA | Comprehensive Geriatric Assessment |
| CGA | Caixa Geral de Aposentações (Portuguese civil servant pension fund) |
| CGA | Casual Games Association |
| CGA | California Grocers Association |
| CGA | Citrus Growers Association |
| CGA | Compagnie Générale d'Affacturage (French business financing company) |
| CGA | Conditions Générales d'Abonnement (French: Terms of Subscription; various companies) |
| CGA | Column Grid Array |
| CGA | Contrôle Général des Armées (French: General Control of the Armed Forces) |
| CGA | Coordination des Groupes Anarchistes (French: Anarchist Group Coordination) |
| CGA | Conditions Générales d'Achat (French: Terms of Sale; various companies) |
| CGA | Color Graphics Array (320 by 200 pixels, 4 colors; 1.60:1 or 640 by 200 pixels, 2 colors; 3.20:1) |
| CGA | Chinese Gymnastics Association |
| CGA | Clinical Gait Analysis |
| CGA | Corn Growers Association |
| CGA | Centro de Gestión Avanzado (Spanish) |
| CGA | Craig, AK, USA (Airport Code) |
| CGA | Cercle Généalogique d'Alsace (French: Alsace Genealogy Circle; Alsace, France; est. 1967) |
| CGA | Carrier Group Alarm |
| CGA | Clerkenwell Green Association (London) |
| CGA | Conjugate Gradient Algorithm |
| CGA | Culver Girls Academy |
| CGA | Cran-Gevrier Animation (French education association) |
| CGA | Cancer Genome Atlas |
| CGA | Certified Graphoanalyst |
| CGA | Cumulative Grade Average |
| CGA | Contact Guard Assist |
| CGA | Canadian Gelbvieh Association (Calgary, Alberta, Canada) |
| CGA | Coût Global Actualisé (French: Total Escalated Cost) |
| CGA | Chorionic Gonadotropin, Alpha Chain |
| CGA | Christian Golfers Association |
| CGA | Currency Grading and Authentication (currency collecing) |
| CGA | Climbing Gym Association |
| CGA | Certified Gamers Alliance (cross platform gaming community) |
| CGA | Conventional Genetic Algorithm |
| CGA | Constrained Genetic Algorithm |
| CGA | Criminals & Gangmembers Anonymous |
| CGA | Controlled Gain Amplifier |
| CGA | Czech Gas Association (formerly Czech Gas and Oil Association) |
| CGA | Concord Grape Association |
| CGA | Configurable Gate Array |
| CGA | Credit Guarantee Assurance |
| CGA | Central of Georgia Railway Company |
| CGA | Congressional Golfers Association |
| CGA | Cornhole Game Association |
| CGA | Conditional Gaussian Approximation |
| CGA | Computer Graphics Architect |
| CGA | Caractérisation et Gestion de l'Atmosphère (French: Characterization and Management of the Atmosphere; degree program; University of Lyon; Lyon, France) |
| CGA | Compressed Air Association |
| CGA | Corporate Governance Authority |
| CGA | Chase-GMD (Generalized Minimum Distance) Algorithm (Generalized Minimum Distance) |
| CGA | Common Ground Architecture |
| CGA | Calvin, Giordano and Associates, Inc (Fort Lauderdale, FL) |
| CGA | Common Grant Application (various organizations) |
| CGA | Coast Guard Approved (US Coast Guard) |
| CGA | Certified Governmental Accountant |