Causing great horror
Exceptionally good of its kind
Causing great fear
Unusually great or intense
*A general term of approval
War broke out in 1665, and was marked by a series of terrific battles.
"Terrific!" said Dean, shaking the young man's hand.
If nothing else, Wynn was going to make a terrific friend.
But that's a good way to ruin a terrific friendship.
They left Plymouth on the Toth of June, but owing to a terrific storm it was not till the 25th that they met at the rendezvous.