pow'er dive" Aeron.
a dive, esp. a steep dive, by an aircraft in which the engine or engines are delivering thrust at or near full power.
pow•er-divePronunciation: (pou'ur-dīv"), [key]
—v.t., v.i., -dived or -dove, -dived, -div•ing.
to cause to perform or to perform a power dive.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.