Word of the Day: “Sagacity” Smokler on April 23, 2007 Sagacity (noun): Acuteness, Soundness of Judgement Root: From the Latin sagācitās which means wisdom. Also where the words “sage” and “sages” come from. Heard: on Michael Silverblatt’s brilliant two part interview with Norman Mailer on Bookworm. Category: words, words, words Post navigation Previous: Previous post: Wordy Birthdays:Next: Next post: David Halberstam Killed in Car Accident: Leave a Reply Cancel replyYou must be logged in to post a comment.