Found 1 definition: mascle.
Pos: Noun
[CIDE DICTIONARY]
mascle, n. [OF. mascle, F. macle, L. macula spot, mesh of a net, LL. macula, macla, mascla a scale of a coat of mail. See Mail armor.].
A lozenge voided. [1913 Webster]
[OXFORD DICTIONARY]
mascle, n. Heraldry a lozenge voided, with a central lozenge-shaped aperture.
ME f. AF f. AL ma(s)cula f. L MACULA