Also known as: PB-
PB has various meanings in the Aviation category. Discover the full forms, definitions, and usage contexts of PB in Aviation.
Oral commentary on the observed and forecast weather conditions along a route given by a forecaster to the pilot, navigator, or other air crew member prior to takeoff.
AviationBarometric pressure (also known as atmospheric pressure) is the force exerted by the atmosphere at a given point. It is known as the "weight of the air". A barometer measures barometric pressure. Measurement of barometric pressure can be expressed in millibars(mb) or in inches or millimeters of mercury (Hg). Normal pressure at sea level is 1013.3 millibars or 29.92 inches of mercury.
AviationA button that is pushed to operate an electrical device.
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