Definition of patonce in English:

patonce

adjective

Heraldry
  • postpositive (of a cross) with limbs which broaden from the center and end in three pointed lobes.

    ‘a cross patonce’

Origin

Mid 16th century: probably related to French potencé, a heraldic term denoting T-shaped endings to each limb of a cross, based on medieval Latin potentia ‘crutch’.

Pronunciation

patonce

/pəˈtäns/