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Look up
um or
UM in Wiktionary, the free dictionary.
UM or um may refer to:
Universities
Businesses
Science and technology
.um , the Top-Level Domain for United States Minor Outlying Islands
Um interface , 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
Topics referred to by the same term