Longman Dictionary of Contemporary English
The Collaborative International Dictionary
Terrifically \Ter*rif"ic*al*ly\, adv. In a terrific manner.
Wiktionary
adv. In a terrific or extreme way.
WordNet
adv. (used as an intensifier) extremely well; "her voice is superbly disciplined"; "the colors changed wondrously slowly" [syn: wonderfully, wondrous, wondrously, superbly, toppingly, marvellously, marvelously]
Usage examples of "terrifically".
Everything on the menu, every appetizer, hot and cold, every salad, every fish and bird and piece of meat, was terrifically alluring, but none more than the others.
All seemed grimly appropriate, terrifically real--the darkness of the temple, the black shrouds of the devotees, the absence of any altar or propitiatory offering beneath the bare triangular symbol--for what offering short of life itself can be acceptable to the Lord of Death?
Everything tastes terrifically the samethe acrid tang of burning fat and blackened muscle fiber, the haunting scent of the gas station.
When I'm at home I'm not terrifically American, but over here I have to act a part, or disappear.
Rods, beams, planes, and stilettos of unbearable energy the doomed fleet launched, in addition to its terrifically destructive main beam: Roger hurled every material weapon at his command.
Out went their cosmic-energy blocking screens, out shot their tractor beams, and out from the refractory throats of their stupendous projectors raved the most terrifically destructive forces ever generated by mobile machinery.