IFR terminal minimums

IFR terminal minimums

[¦ī¦ef′är ¦tər·mən·əl ′min·ə·məmz]
(meteorology)
The operational weather limits concerned with minimum conditions of ceiling and visibility at an airport under which aircraft may legally approach and land under instrument flight rules; these minimums frequently are in the form of a sliding scale, and also vary with aircraft type, pilot experience, and from airport to airport.