brain·​case | \ ˈbrān-ˌkās How to pronounce braincase (audio) \

Definition of braincase

: the cranium enclosing the brain

Examples of braincase in a Sentence

Recent Examples on the Web The scanning focused upon Little Foot’s cranial vault - the upper part of her braincase — and her lower jaw, or mandible. NBC News, "Painstaking study of 'Little Foot' fossil sheds light on human origins," 2 Mar. 2021 The protruding balconies are eyes, above which looms an oversize braincase of office space intended for Communist Party functionaries who would guide the economy. New York Times, "The Haunted House of Soviets Gets a New Life," 16 Feb. 2021 In particular, the inner ear and braincase anatomy of lagerpetids hinted at adaptations that have been linked to the pterosaurs’ development of flight. Alex Fox, Smithsonian Magazine, "Study Reveals Humble Origins of Flying Pterosaurs," 16 Dec. 2020 The braincases on these animals were not terribly large, though. Michael B. Habib, Scientific American, "Pterosaurs Were Monsters of the Mesozoic Skies," 1 Oct. 2019 This would have allowed them to evolve a giant set of jaws without having a huge braincase. Michael B. Habib, Scientific American, "Pterosaurs Were Monsters of the Mesozoic Skies," 1 Oct. 2019 The fossil shows a creature with a projecting face, large canine teeth, flaring cheekbones, a crest atop its head that anchored strong jaw muscles, and a long, narrow braincase that held a brain the size of a chimpanzee’s. Kate Wong, Scientific American, "The Face of the Earliest Human Ancestor, Revealed," 7 Dec. 2019 The results suggest that Denisovans should have features such as a low braincase, a wide pelvis and large joint surfaces and ribcage. Brian Handwerk, Smithsonian, "Scientists Recreate the Face of a Denisovan Using DNA," 20 Sep. 2019 Rarely preserved in ichthyosaurs, the braincase allows for scientists to better understand how the animals functioned. David Grossman, Popular Mechanics, "How Modern Tech Solved the Mystery Behind This Ancient Reptile's Skull," 9 Jan. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'braincase.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of braincase

1726, in the meaning defined above

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The first known use of braincase was in 1726

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Cite this Entry

“Braincase.” Dictionary, Merriam-Webster, Accessed 14 May. 2021.

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More Definitions for braincase


brain·​case | \ -ˌkās How to pronounce braincase (audio) \

Medical Definition of braincase

: the part of the skull that encloses the brain — see cranium

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