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definitions

cross vault

or cross-vault

[kraws-vawlt, kros‐]
noun Architecture.
  1. a vault or ceiling created by the intersection of vaults.
Also cross vault·ing, cross-vault·ing.
Also called groin vault.
Related formscross-vaulted, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for cross vault

Historical Examples of cross vault

  • The date of the first appearance of the cross-vault can hardly have been earlier than the second century B.C.

    History of Ancient Art

    Franz von Reber