craniosynostosis

noun

cra·​nio·​syn·​os·​to·​sis ˌkrā-nē-ō-ˌsi-ˌnä-ˈstō-səs How to pronounce craniosynostosis (audio)
: premature fusion of the sutures of the skull

Example Sentences

Recent Examples on the Web He was diagnosed with craniosynostosis as a child but successfully outgrew a condition where his skull bones began to prematurely fuse in two places. Shannon Russell, The Courier-Journal, 10 Apr. 2021 Dove was diagnosed with lambdoid craniosynostosis following a CT scan and was recommended for neurosurgery. Claudia Harmata, PEOPLE.com, 2 Aug. 2020 Dove was diagnosed with lambdoid craniosynostosis following a CT scan and was recommended for neurosurgery. Claudia Harmata, PEOPLE.com, 2 Aug. 2020 Dove was diagnosed with lambdoid craniosynostosis following a CT scan and was recommended for neurosurgery. Claudia Harmata, PEOPLE.com, 2 Aug. 2020 Dove was diagnosed with lambdoid craniosynostosis following a CT scan and was recommended for neurosurgery. Claudia Harmata, PEOPLE.com, 2 Aug. 2020 Dove was diagnosed with lambdoid craniosynostosis following a CT scan and was recommended for neurosurgery. Claudia Harmata, PEOPLE.com, 2 Aug. 2020 Dove was diagnosed with lambdoid craniosynostosis following a CT scan and was recommended for neurosurgery. Claudia Harmata, PEOPLE.com, 2 Aug. 2020 Dove was diagnosed with lambdoid craniosynostosis following a CT scan and was recommended for neurosurgery. Claudia Harmata, PEOPLE.com, 2 Aug. 2020 See More

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

Word History

Etymology

New Latin

First Known Use

1951, in the meaning defined above

Time Traveler
The first known use of craniosynostosis was in 1951

Dictionary Entries Near craniosynostosis

Cite this Entry

“Craniosynostosis.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/craniosynostosis. Accessed 27 Nov. 2022.

Medical Definition

craniosynostosis

noun

cra·​nio·​syn·​os·​to·​sis -ˌsin-ˌäs-ˈtō-səs How to pronounce craniosynostosis (audio)
plural craniosynostoses -ˌsēz How to pronounce craniosynostosis (audio)
: the premature closure during infancy of the fibrous joints of the skull (such as the coronal suture or sagittal suture)
Left untreated, craniosynostosis can lead to increased intracranial pressure, resulting in headaches, visual disturbances and developmental delay. The Chicago Daily Herald

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