Terrible \Ter"ri*ble\, a. [F., fr. L. terribilis, fr. terrere to frighten. See Terror.]

1. Adapted or likely to excite terror, awe, or dread; dreadful; formidable.

Prudent in peace, and terrible in war. --Prior.

Thou shalt not be affrighted at them; for the Lord thy God is among you, a mighty God and terrible. --Deut. vii. 21.

2. Excessive; extreme; severe. [Colloq.]

The terrible coldness of the season. --Clarendon.

Syn: Terrific; fearful; frightful; formidable; dreadful; horrible; shocking; awful. -- Ter"ri*ble*ness, n. -- Ter"ri*bly, adv.

Source: Webster's Revised Unabridged Dictionary (1913)