A bitter taste; or rather a quality in things which excites a biting disagreeable sensation in the tongue.

In a figurative sense, extreme enmity, grudge, hatred; or rather an excessive degree or implacableness of passions and emotions; as the bitterness of anger. Ephesians 4:31.

Sharpness; severity of temper.

Keenness of reproach; piquancy; biting sarcasm.

Keen sorrow; painful affliction; vexation; deep distress of mind. Hannah was in bitterness of soul. 7 Samuel 1:10; Job 7:11. In the gall of bitterness, in a state of extreme impiety or enmity to God. Acts 8:23. Root of bitterness, a dangerous error, or schism, tending to draw persons to apostasy. Hebrews 12:15.&