adjective
having, manifesting, or suggesting a keen alertness of mind
a man well known for his incisive wit
Synonyms: biting, clear-cut, crisp, cutting, ingoing, penetrating, trenchant
Related Word: acute, drilling, keen, sharp; acerb, acerbic, caustic, mordant, scathing, slashing, tart; concise, laconic, succinct, terse
Contrasted words: diffuse, prolix, verbose, wordy; feeble, limp, pithless, sapless
Antonyms: unincisive