A polymath is a person who excels in multiple fields, particularly in both arts and sciences. Another term for this is Renaissance man, as many notable polymaths lived during the European Renaissance period.
... a mother. She should be invoked. He also
gives prayers to Mary (cf. the De tabernaculis, and
Hortus rosarum, Pohl's ed., ut inf., i. also iii. 357,
vi. 219, 235 ...