📢 This glossary was created to be a dynamic version of the Pilot/Controller Glossary published by the FAA. Because the FAA now maintains its own dynamic version of the Pilot/Controller Glossary, this version is no longer updated.
| Term: |
MINIMUM OBSTRUCTION CLEARANCE ALTITUDE (MOCA) |
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| Meaning: | The lowest published altitude in effect between radio fixes on VOR airways, off-airway routes, or route segments which meets obstacle clearance requirements for the entire route segment and which assures acceptable navigational signal coverage only within 25 statute (22 nautical) miles of a VOR. |
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| Previous Term: | MINIMUM IFR ALTITUDES (MIA) |
| Next Term: | MINIMUM RECEPTION ALTITUDE (MRA) |