| Acronym | Definition |
|---|
| CTD | Coated |
| CTD | Chartered |
| CTD | Comparative Toxicogenomics Database |
| CTD | Centre for Training and Development (various locations) |
| CTD | C-Terminal Domain |
| CTD | Chasing the Dream |
| CTD | Connective Tissue Disease |
| CTD | Concept Technology Demonstration |
| CTD | Continued |
| CTD | Conductivity, Temperature and Depth (salinity measurement) |
| CTD | Common Technical Document |
| CTD | Close to Death |
| CTD | Carboxyl-Terminal Domain |
| CTD | Concept and Technology Development |
| CTD | Circling The Drain |
| CTD | Cheapest To Deliver |
| CTD | Constant Time Delay |
| CTD | Conductivity/Temperature/Depth |
| CTD | Cell Transfer Delay |
| CTD | Coiled Tubing Drilling (petroleum industry) |
| CTD | Crash to Desktop |
| CTD | Cumulative Trauma Disorder |
| CTD | Center for Talent Development |
| CTD | Charge Transfer Device |
| CTD | Click to Dvd |
| CTD | Click to Dial |
| CTD | Cartridge Tape Drive |
| CTD | Création-Tendance-Découverte (French printing company) |
| CTD | Commission for the Transportation Disadvantaged (Florida DOT) |
| CTD | Commission Technique Départementale (French: Departmental Technical Committee) |
| CTD | Coalition of Texans with Disabilities |
| CTD | Court Decision (IRB) |
| CTD | Contract Termination Date (Sprint) |
| CTD | Crash Test Dummies (band) |
| CTD | Cheaper Than Dirt |
| CTD | Career to Date |
| CTD | Cummins Turbo Diesel |
| CTD | Cubital Tunnel Syndrome |
| CTD | Contrat Territorial de Développement (French: Territorial Development Contract) |
| CTD | Control of Tropical Diseases (WHO division) |
| CTD | Carried to Dust (Calexico album) |
| CTD | Combat Tracker Dog |
| CTD | Citizens for True Democracy |
| CTD | Close That Door |
| CTD | Contrôle Technique Delinselle (French electical installation company) |
| CTD | Corporate Travel Department |
| CTD | Clinical Trial Document |
| CTD | Cubier Transports Déménagements (French moving company) |
| CTD | Composite Technology Development, Inc. (Lafayette, CO) |
| CTD | Contrôle Technique Développement (French: Technology Development Control) |
| CTD | Counter Terrorism Division (online gaming squad) |
| CTD | Central Tracking Detector |
| CTD | Circuit Theory Department |
| CTD | Conseil en Technologies Durables (French: Sustainable Technology Consulting) |
| CTD | Counter-Top Display |
| CTD | Common Tactical Dataset (GCCS) |
| CTD | Certified TestStand Developer (National Instruments Corporation) |
| CTD | Collective Training Directorate (US Army Combined Arms Center-Training) |
| CTD | Carpal Tunnel Decompression |
| CTD | Counter Tree Diagram (algorithm) |
| CTD | Contract-to-Date |
| CTD | Criminal Techniques Department |
| CTD | Coastally-Trapped Disturbance (weather) |
| CTD | Cost-To-Date |
| CTD | Continuity Tone Detector |
| CTD | Cold Temperature/Dry |
| CTD | Cumulative to Date |
| CTD | Chlorine, Temperature and Depth (salinity measurement instrument) |
| CTD | Content Theft Deterrent (General Motors) |
| CTD | Chaotic Time Dependence |
| CTD | Central Thickened Discharge (mining) |
| CTD | Capital Transfer Duty |
| CTD | Critical Technology Development |
| CTD | Contactless Transfer Device |
| CTD | Changling: the Dreaming (game) |
| CTD | Commander's Tactical Display |
| CTD | Cross-Track Deviation |
| CTD | Cyber-Transmitted Disease (computer virus) |
| CTD | Correction to Document |
| CTD | Commercial Training Device |
| CTD | Communications and Technology Development Division (California Governor's Office of Emergency Services) |
| CTD | Cadet Training Division |
| CTD | Cure Through Depth (ultraviolet curing applications) |
| CTD | Conformance Test Document |
| CTD | Cold Temperature Difference (air compressors) |
| CTD | Common Tactical Database |
| CTD | Core Transport Design (Sprint) |
| CTD | Controlled Time Delay |
| CTD | Clothing & Textiles Directorate |
| CTD | Common Tactical Display |
| CTD | Connection Time Delay |
| CTD | Contractual Test Dependency |