Casque

//kæsk// noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    A helmet.

    "He beheld his child dashed to pieces, and almost buried under an enormous helmet, an hundred times more large than any casque ever made for human being, and shaded with a proportionable quantity of black feathers."

  2. 2
    (15-16th century) any armor for the head; usually ornate without a visor wordnet
  3. 3
    A hard structure on the head of some birds, such as cassowaries, some hornbills and guineafowl, and some reptiles such as chameleons and basilisks.

    "Helmeted Hornbill, Rhinoplax vigil (CR): Restricted to the Thai-Malay Peninsula, Sumatra and Borneo, this is the only hornbill species whose casque is solid keratin and therefore carvable."

  4. 4
    Synonym of galea.

Synonyms

All synonyms
galea

Example

More examples

"He beheld his child dashed to pieces, and almost buried under an enormous helmet, an hundred times more large than any casque ever made for human being, and shaded with a proportionable quantity of black feathers."

Etymology

Borrowed from French casque. Doublet of casco and cask.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.