DR

DR, Dr, dr, or variation, may refer to:

Doctor (title), a person who has obtained a doctoral degree or a courtesy title for a medical or dental practitioner

Businesses

DR Handmade Strings, a manufacturer of guitar strings
DR (broadcaster), a Danish government-owned radio and television public broadcasting company
D/R or Design Research, a retail lifestyle store chain (1953–1978)
DR Motor Company, an Italian automobile company
Depositary receipt, negotiable financial instrument issued by a bank to represent a foreign company's publicly traded securities
Deutsche Reichsbahn (East Germany), former German railway company
Digital Research, a defunct software company
Duane Reade, a New York pharmacy chain

Dominican Republic, a country on the eastern portion of the Caribbean island of Hispaniola
Dadar railway station, Mumbai, India (Central railway station code)

Dead reckoning, the process of estimating a global position
Demand response, a method of managing consumer consumption of electricity
Disaster recovery, secondary site to switchover or failover to if the primary site does not survive
Designated Router, a concept used in routing protocol OSPF
Design rationale, an explicit documentation of the reasons behind decisions made when designing a system or artifact
Digital radiography, a form of x-ray imaging, where digital X-ray sensors are used instead of traditional photographic film
Dram, a unit of mass and volume
Dynamic range, the ratio between the largest and smallest possible values of a changeable quantity, such as ind sound and light
Dose–response relationship, describes the change in effect on an organism caused by differing levels of exposure
Dreieckrechner, a German flight computer manufactured as of the 1930s (model DR2) and the 1940s (model DR3)

Dalereckoning, a fictional numbering of years in the Forgotten Realms campaign setting of the Dungeons & Dragons game
Data Room, a space used for housing data, usually of a secure or privileged nature
Death row, a prison or section of a prison that houses prisoners awaiting execution
Democratic Republic, designating a country that is both a democracy and a republic
Derealization, an alteration in the perception of the external world such that it seems unreal
Diário da República, the official gazette of the government of Portugal
Disaster recovery, policies, tools and procedures for recovering IT or technology systems supporting critical business functions
Douay–Rheims Bible, a translation of the Christian Bible
Danganronpa, a video game series and anime commonly known by this name by fans.
Dress rehearsal (disambiguation), a full-scale rehearsal where the actors and/or musicians perform every detail of the performance prior to its first public performance
Diminishing returns