n. Someone possessing superior or specialized knowledge in a particular field; a connoisseur.
the GNU version of the Collaborative International Dictionary of English
n. A connoisseur.
The Century Dictionary and Cyclopedia
n. A connoisseur: most used in the plural.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. an expert able to appreciate a field; especially in the fine arts
Word Usage
"But considered a must-read among the cognoscente, The Hotline propelled Craig to a higher profile in Washington that enabled him to take his first real steps toward the success he enjoys today."