Definition of head-plate in English:

head-plate

noun

  • 1Gunnery. A metal plate covering the cheeks of a gun carriage. Now historical and rare.

  • 2Saddlery. A metal plate on the cantle of a saddle-tree.

  • 3Zoology. A bony or chitinous plate forming (part of) the outer surface of an animal's head; (in an arthropod) the head capsule, or one of the sclerites forming it; (in a reptile) any of the scales on the head.

Origin

Mid 17th century. From head + plate.

Pronunciation

head-plate

/ˈhɛdpleɪt/