Airspeed refers to the speed at which an aircraft is moving through the air. It measures how fast the airplane is going relative to the air around it. Full definition
The futuristic Skycar has four seats (carrying up to 750 pounds), a maximum airspeed of 375 mph, and a range of about 750 miles. (discovermagazine.com)
As Brazilian authorities retrieved 16 more bodies from the Air France Flight 447 crash this morning, investigators were focusing on airspeed indicators called pitot tubes as the cause of the disaster. (scientificamerican.com)