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sagacious

American  
[suh-gey-shuhs] / səˈgeɪ ʃəs /

adjective

  1. 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.

    Synonyms:
    perspicacious, keen, sharp, acute, judicious, intelligent, clever, discerning, sage, wise
    Antonyms:
    unwise
  2. Obsolete. having an acute sense of smell.


sagacious British  
/ səˈɡeɪʃəs /

adjective

  1. having or showing sagacity; wise

  2. obsolete (of hounds) having an acute sense of smell

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Etymology

Origin of sagacious

First recorded in 1600–10; sagaci(ty) + -ous

Explanation

Use the formal adjective sagacious to describe someone who is wise and insightful like an advisor to the president or a Supreme Court justice. Someone like an inspirational leader or an expert in a field who seeks knowledge and has foresight can be described as sagacious. If you comment on something at a deeper level, you are making a sagacious observation. The word is a descendent of Latin sagus "prophetic" and is related to the Old English word seek. Synonyms include discerning, insightful and another formal word perspicacious.

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Vocabulary lists containing sagacious

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Sagacious center Matt Birk is the glue that holds this front together.

From New York Times • Aug. 27, 2011

Sagacious Tony Richardson is a classic fullback and is entering his 16th season.

From New York Times • Jul. 26, 2010

Sagacious, this arrangement will keep out of the "flat" all tedious titled acquaintances, obstreperous suppliants, cranks.

From Time Magazine Archive

Sagacious, bold, and restless, he pushed his way from town to town, and pretended to have reached the mysterious mountains of Appalachee.

From The Atlantic Monthly, Volume 12, No. 70, August, 1863 by Various

Sagacious to view into the remotest consequences of things, by which all difficulties fly before him.

From The Prose Works of Jonathan Swift, D.D. — Volume 09 Contributions to The Tatler, The Examiner, The Spectator, and The Intelligencer by Swift, Jonathan

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