1. [ adjective ] acutely insightful and wise
Synonyms: sapient perspicacious

"much too perspicacious to be taken in by such a spurious argument" "observant and thoughtful, he was given to asking sagacious questions" "a source of valuable insights and sapient advice to educators"

Related terms: wise
2. [ adjective ] skillful in statecraft or management

"an astute and sagacious statesman"

Related terms: politic
Similar spelling:   sagaciously