M / mūcor
noun

mūcor

gen. mūcōris · gender masculine · decl. 3rd
Mould, mouldiness
Mould, mouldiness, in bread (post-Aug.): mucorem contrahere, to become mouldy, Col. 12, 4, 4.—
Mustiness; a moisture
Mustiness, in wine, vinegar, etc.: mucor (vini), Dig. 18, 6, 4.—Also, a moisture which flows from vines, and is injurious to them: mucor, qui maxime vites infestat, Plin. 17, 15, 25, § 116.