Definition of mascle in English:

mascle

noun

Heraldry
  • A charge in the form of a lozenge with a central lozenge-shaped opening through which the field appears.

    • ‘A woman whose marriage has been dissolved bears on a lozenge her paternal arms, charged for the purpose of distinction with a mascle.’
    • ‘The term mascle is from Latin ‘maculus’ meaning ‘spot,’ which in this context means a mesh in chain-mail.’
    • ‘The fret itself is an interwoven cross with a mascle, and both are indicative of service in the Crusades.’
    • ‘He has on the back of his stone a shield with nine rows of chequers; over the top of the shield is a mascle between two keys fesswise, bits inwards and downwards.’

Origin

Late Middle English: from Anglo-Norman French, from Anglo-Latin mascula mesh.

Pronunciation:

mascle

/ˈmɑːsk(ə)l/