pineal

adjective pi·ne·al \ ˈpī-nē-əl , pī-ˈnē- \
|Updated on: 26 Apr 2018

Definition of pineal

: of, relating to, or secreted by the pineal gland
  • a pineal tumor
  • the pineal hormone melatonin

Recent Examples of pineal from the Web

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

Origin and Etymology of pineal

French pinéal, from Middle French, from Latin pinea pine cone, from feminine of pineus of pine, from pinus


Medical Dictionary

1

pineal

adjective pi·ne·al \ ˈpī-nē-əl , pī-ˈ \

medical Definition of pineal

: of, relating to, or being the pineal gland

2

pineal

noun

medical Definition of pineal


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