Definition: (DOD) Meteorological conditions expressed in terms of visibility, distance from cloud, and ceiling; less than minimums specified for visual meteorological conditions.
See also visual meteorological conditions.
Also Known As: IMC
instrument meteorological conditions
More of This Feature
Explore US Military
- About.com
- Careers
- US Military
- The Services
- Joint Services
- Glossary
- Glossary Terms -- I
- instrument meteorological conditions