instrument meteorological conditions

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Related to Instrument flight conditions: IFR aircraft, IFR flight

instrument meteorological conditions

Meteorological conditions expressed in terms of visibility, distance from cloud, and ceiling; less than minimums specified for visual meteorological conditions. Also called IMC. See also visual meteorological conditions.
References in periodicals archive ?
According to this document, you can log lAPs in an aircraft in actual instrument flight conditions, in simulated conditions in an airplane using a view-limiting device (with a safety pilot), or in certain simulation devices (full flight simulators, flight training devices or aviation training devices).
They will also be required to install devices to record cockpit voice and flight data and HEMS pilots will need to demonstrate annually the recovery from inadvertent entry into instrument flight conditions, as well as receive training on recovery from brown-outs, white-outs and flat light conditions Apr 24, 2009
R-AHRS units provide helicopter pilots with vital information on attitude and heading angles during operation in instrument flight conditions, especially at night or during poor-visibility conditions.

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