instrument flight rules
plural noun
regulations which must be followed
when weather conditions do not meet
the minima for visual flight The flight
from Manchester to Prestwick was conducted
under instrument flight rules.
Abbreviation IFR
instrument flying
noun
flying using no references
other than the flight instruments Some
conditions require instrument flying.
When in cloud, instrument flying is
required. Abbreviation IF
instrument meteorological conditions
plural noun
meteorological conditions of visibility
and distance from cloud ceiling which
are less than those for visual meteorological
conditions The basic licence
does not permit the pilot to fly in instrument
meteorological conditions. Abbreviation
IMC
visual flight rules
plural noun
rules set down by an
authority for flight in visual conditions,
regarding such things as flight visibility
and distance from cloud. Abbreviation
VFR. special VFR flight
visual meteorological conditions
plural noun
all the factors which define
the limits of flying in visual meteorological
conditions. Abbreviation VMC
Further thoughts/confusion here.
http://www.ifr-magazine.com/issues/33_1 ... 352-1.html
Liberalism itself as a religion where its tenets cannot be proven, but provides a sense of moral rectitude at no real cost.