CDT

CDT or CdT may refer to:

Medicine

 * Carbohydrate deficient transferrin, a transporter protein isoform typically increased in alcoholism
 * Compulsory drug test
 * Current Dental Terminology, a coding system of the American Dental Association
 * Cytolethal distending toxin, a bacterial genotoxin produced by Gram-negative bacteria
 * Clock drawing test
 * Clostridioides Difficile Toxin test that detects Clostridium difficile toxin A and Clostridium difficile toxin B

Chemistry

 * Cyclododecatriene, a cycloalkene used in the production of polyamides

Organisations

 * Canadian Deaf Theatre
 * CD Tenerife (Club Deportivo Tenerife), a Spanish football club
 * C.D. Tondela (Clube Desportivo de Tondela), a Portuguese football club
 * Center for Democracy and Technology
 * Centre for Doctoral Training or Doctoral Training Centre, an organisation of PhD programmes at UK universities
 * Children's Dance Theatre, University of Utah
 * China Datang Corporation, a power generation business in the People's Republic of China
 * China Digital Times, a bilingual news website covering Chinese politics
 * Confédération Démocratique du Travail:
 * Democratic Confederation of Labour (DRC), a trade union in the Democratic Republic of the Congo
 * Democratic Confederation of Labour (Morocco), a trade union
 * Crimson Dance Team, of Harvard College
 * Translation Centre for the Bodies of the European Union (Centre de Traduction des Organes de l'Union Européenne)

Other

 * Cañon Diablo troilite (pyrrhotite), a standard for comparing sulfur isotopes
 * Causal dynamical triangulation, an approach to quantum gravity
 * Causal decision theory, a school of thought within decision theory
 * Central Daylight Time
 * Australia Central Daylight Time, a time zone in Australia
 * Central Daylight Time, observed in the North American Central Time Zone
 * CDT (TV station), a TV station in remote eastern and central Australia
 * Centre Daily Times, a newspaper for Centre County, Pennsylvania
 * Conceptual dependency theory
 * Constrained Delaunay triangulation
 * Continental Divide Trail
 * Craft, Design and Technology, a subject in schools in the United Kingdom
 * Eclipse C/C++ Development Tooling, see Eclipse (software)
 * IATA code of Castellón–Costa Azahar Airport
 * MRT station abbreviation of Caldecott MRT station
 * Colorado Department of Transportation
 * Colorado Department of Transportation