pinealectomy

noun

pi·ne·al·ec·to·my ˌpī-nē-ə-ˈlek-tə-mē

pī-ˌnē-

: surgical removal of the pineal gland

pinealectomize

ˌpī-nē-ə-ˈlek-tə-ˌmīz

pī-ˌnē-

transitive verb

Word History

First Known Use

1915, in the meaning defined above

Time Traveler

The first known use of pinealectomy was in 1915

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pineal

pinealectomy

pineal eye

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Style

“Pinealectomy.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/pinealectomy. Accessed 31 Oct. 2025.

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Medical Definition

pinealectomy

noun

pi·ne·al·ec·to·my ˌpī-nē-ə-ˈlek-tə-mē, pī-ˌnē-, ˌpin-ē-

plural pinealectomies

: surgical removal of the pineal gland

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pinealectomy

noun

Word History

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