terrific
1. [ adjective ] very great or intense
Examples:

"a terrific noise" "a terrific thunderstorm storm" "fought a terrific battle"

Related terms: intense
2. [ adjective ] extraordinarily good; used especially as intensifiers
Synonyms: wonderful tremendous fantastic marvelous wondrous marvellous rattling howling
Examples:

"a fantastic trip to the Orient" "the film was fantastic!" "a howling success" "a marvelous collection of rare books" "had a rattling conversation about politics" "a tremendous achievement"

Related terms: extraordinary
3. [ adjective ] causing extreme terror
Synonyms: terrifying
Examples:

"a terrifying wail"

Related terms: alarming
Similar spelling:   terpsichore