UM or um may refer to:
Universities
*
U of M (disambiguation) U of M is an abbreviation that can refer to any of several universities:
In the United States
* University of Maine
* University of Maryland
* University of Massachusetts
* University of Memphis
* University of Miami
* University of Michigan
* Univ ...
or UM, abbreviation for various universities
Businesses
*
Universal McCann
Universal McCann (UM) is a global media and advertising agency. UM is a member of Interpublic Group, operating under the IPG Mediabrands branch. Some of its regional offices are known as Universal Media rather than Universal McCann but are still ...
, a global advertising and media agency
*
United Motors Company, a former name of American automotive parts supplier ACDelco
*
Air Zimbabwe
Air Zimbabwe (Pvt) Ltd (operating as Air Zimbabwe) is the national carrier of Zimbabwe, headquartered on the property of Robert Gabriel Mugabe International Airport, in Harare. From its hub at Robert Gabriel Mugabe International Airport, the carr ...
(IATA code UM)
Science and technology
*
.um
.um was the Internet country code top-level domain for the United States Minor Outlying Islands. It was administered by the United States Minor Outlying Islands Registry. Until late 2006 USMIR was housed at the University of Southern California ...
, the Top-Level Domain for United States Minor Outlying Islands
*
Um interface
The Um interface is the air interface for the GSM mobile telephone standard. It is the interface between the mobile station (MS) and the Base transceiver station (BTS). It is called Um because it is the mobile analog to the U interface of ISDN ...
, the air interface for the GSM mobile telephone standard
* Micrometre (μm), sometimes written as "um" in limited character sets
* Unified Model, a global numerical weather prediction model
* Ultrarapid metabolizer, a term used in pharmacogenomics to refer to individuals with substantially increased metabolic activity
* User manual, a document or manual intended to give assistance to people using a particular system
* Utilization management, the evaluation of the appropriateness, medical need and efficiency of health care
Other uses
* Um (Korean surname)
* "Um", an exclamation or Filler (linguistics), filler in spoken conversation
* Um (cuneiform), a sign in cuneiform writing
* Umphrey's McGee, a jam band
* Unofficial magistrate, as a postnominal
* Unified Messaging, in marketing
* United States Minor Outlying Islands (ISO 3166 code UM)
* Union for the Mediterranean, an intergovernmental organization of 43 countries from Europe and the Mediterranean Basin
* Uttaradi Math, a Hindu matha (monastery)
* United Methodist, a religious organization
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