A mature or elderly woman. / A wife or a widow, especially, one who has borne children. / A woman of staid or motherly manners.

Of, relating to, or derived from the given name of one's mother. / By extension; of, relating to, or derived from the given name of a female ancestor.

A surname or byname acquired from the given name of one's mother. / By extension, a surname or byname acquired from the given name from a female ancestor.

plural of matronymic

plural of matronym

The name of someone's mother. / A matronymic surname.

In the capacity of a matron; serving as a housekeeper or head nurse. / Exuding the authority, wisdom, power, and intelligence of an experienced woman.

In the manner of a matron.

plural of matron

(combinatorics) A structure that captures the essence of a notion of "independence" that generalizes linear independence in vector spaces and acyclicality in graphs.