Causing a bitter taste or smell.

A bitter compound used in adulterating beer.

present participle of bitter

The quality of having a bitter taste. / The quality of feeling bitter; acrimony, resentment; the quality of exhibiting such feelings. / The quality of eliciting a bitter, humiliating or harsh feeling.

A liquid used in mixed drinks or as a tonic into which bitter herbs have been steeped (it can also be found in powdered form for adding to mixed drinks).

plural of bitter

Third-person singular simple present indicative form of bitter

plural of bitterness

A citrus tree of the species Citrus ×aurantium, also called Citrus aurantium. / A citrus tree of the species Citrus limetta. / The fruit of these species.

A vine, Momordica charantia, which produces a bitter, though when properly prepared edible, fruit. / (Australia) A similar fruit-bearing vine, Citrullus lanatus (Citroides Group).