In a way that relates to or applies the principles of aerodynamics; in a manner considering air resistance and flow.
From 'aerodynamical' plus '-ly' adverb suffix. This adverb form allows description of how something is designed or functions with respect to air dynamics.
When engineers say a car is 'aerodynamically optimized,' they mean every curve and angle has been tested to slip through air like a knife—it's the difference between burning fuel to push air aside or dancing through it!
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