Directory / Terminology & standards / HDB-0492

UCUM (Unified Code for Units of Measure)

Regenstrief Institute and UCUM Organization

HDB-0492

A code system enabling unambiguous electronic communication of measurements and their associated units across international science, engineering, and business. Adopted by major organizations including IEEE, DICOM, LOINC, and HL7, and incorporated into ISO 11240:2012 standard.

Category

Terminology

Access

Open access

Region

Global

Data types

unit-codes, measurement-standards

units-of-measure standardization interoperability

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Record HDB-0492 · last verified 2026-08-23 · listed in Terminology & standards

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