Mor or MOR may refer to: In publications:
- Mathematics of Operations Research, a quarterly publication on the mathematics of operations research. MOR web site.
In media:
- MOR Music TV, a defunct cable music video, shopping channel.
- MOR, Men's Outdoor and Recreation, an American cable tv network.
In nobility:
- Capitão-Mor, the hereditary title and office given by the Portuguese Crown to nobleman granted the rule of Capitanias
- Úgaine Mor, legendary High King of Ireland of the 7th century BC
- Mor, a clan of Jats
In music:
- M.O.R., a single by the musical group Blur
- Middle of the road, a broad term encompassing a number of musical styles
- Middle of the Road (band), a Scottish pop group who enjoyed great success across Europe in the early 1970s
- Abbreviation of Monsters Of Rock
- Mor lam, ancient Lao form of song in Laos and Isan
- Mor lam sing, fast-paced, racy, modernized version of the traditional Lao/Isan song form mor lam
In other fields:
- Multipath On-demand Routing, protocol for wireless ad-hoc networks
- Phar-Mor, U.S. chain of discount drug stores
- Mor is a notation in category theory for the morphisms between two objects
- Mid ocean ridge in geology
- Museum of the Rockies collection code
- mu opioid receptor, in neuroscience
