Noun
wave drag (uncountable)
(aerodynamics) Drag resulting from shock wave formation at transonic and supersonic speeds.
It was later realized that the drag could be reduced much more by lengthening the hump, using it to reduce wave drag offsetting the tail surface's contribution. Source: Internet
The area rule was discovered by Otto Frenzl when comparing a swept wing with a w-wing with extreme high wave drag citation. Source: Internet
Cross-sectional area distribution along the body determines wave drag, largely independent of the actual shape. Source: Internet