Relating to the measurement of air or gas pressure using an aerotonometer.
Adjectival form of aerotonometer, adding the suffix -ic (relating to). Follows the standard pattern of converting instrument names to descriptive adjectives in scientific terminology.
Aerotonometric readings from high-altitude balloons revealed that the atmosphere doesn't fade smoothly but has distinct layers with dramatically different temperatures—information crucial for understanding where planes can safely fly.
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