maven
Definitions
An expert or connoisseur.
Someone who is experienced or knowledgeable and often serves as a trusted source of information.
Examples
She is a marketing maven who has helped dozens of startups reach their full potential.
The local food maven wrote a comprehensive guide to the city's best hidden restaurants.
As a technology maven, he is always the first person to test out the latest software updates.
Synonyms
expert connoisseur authority specialist virtuoso master pundit