A woman who is highly experienced and knowledgeable in a particular field, subject, or line of work; expert
A female doyen.
The senior or eldest female member of a group, especially one who is most or highly respected.
Someone with special skill or knowledge; an expert.
An expert in virtù or art objects and antiquities; a connoisseur.
Specifically, a musician (or other performer) with masterly ability, technique, or personal style.
Exhibiting the ability of a virtuoso.