<p><strong>Adjective</strong></p><ul><li>Having or showing acute mental discernment and keen practical sense; shrewd: Socrates, that sagacious Greek philosopher, believed that the easiest way to learn was by asking questions.</li><li>Synonyms: perspicacious, keen, sharp, acute, judicious, intelligent, clever, discerning, sage, wise.</li><li>Antonyms: unwise.</li><li>Obsolete: having an acute sense of smell.</li></ul><p><strong>End of Response</strong></p>