Aviation Dictionary

Common definitions and acronyms that you may encounter during flying training.

List of aviation related definitions

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Haemoglobin -  A protein molecule in red blood cells that carries oxygen from the lungs to the body's tissues and returns carbon dioxide from the tissues back to the lungs
hPa -  Hectopascal. This is equal to 1 millibar
Human Error -  A failure of a planned action to achieve a desired outcome
Hyperventilation -  Excessive ventilation of the lungs, beyond what is required to achieve normal arterial blood gases (overbreathing)
Hypoxia -  A condition where the tissues of the body are not adequately oxygenated