pineal

[ pin-ee-uhl, pahy-nee-, pahy-nee- ]

/ ˈpɪn i əl, ˈpaɪ ni-, paɪˈni- /

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adjective

resembling a pine cone in shape.

of or relating to the pineal body.

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Origin of pineal

1675–85; <New Latin pīneālis, equivalent to Latin pīne(a) pine cone, noun use of feminine of pīneus of a pine tree (pīn(us) pine¹ + -eus-eous) + -ālis-al¹

OTHER WORDS FROM pineal

pre·pin·e·al, adjective

Words nearby pineal

pindolol, pindo palm, pin down, Pindus, pine, pineal, pineal apparatus, pineal body, pinealectomy, pineal eye, pineal gland

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use pineal in a sentence

During the same stage the pineal gland grows into a sack-like body, springing from the roof of the thalamencephalon, fig. 1b, pn.
The Works of Francis Maitland Balfour, Volume 1|Francis Maitland Balfour
At its side also a deep constriction is being formed in it, immediately behind the pineal gland.
The Works of Francis Maitland Balfour, Volume 1|Francis Maitland Balfour
He grabbed the axe he'd left there and swung it against the nerve-stem where it entered the pineal gland.
The Brain|Alexander Blade
He felt no remorse, but a great sadness, a sense of tragedy as he stepped around the pool and closed the door of the pineal gland.
The Brain|Alexander Blade

Strings of tiny green bulbs guided the path toward the pineal gland, the citadel of The Brain.
The Brain|Alexander Blade

British Dictionary definitions for pineal

pineal

/ (ˈpɪnɪəl, paɪˈniːəl) /

adjective

resembling a pine cone

of or relating to the pineal gland

Word Origin for pineal

C17: via French from Latin pīnea pine cone

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for pineal

pineal

[ pĭn′ē-əl, pī′nē- ]

adj.

Having the form of a pine cone.

Of or relating to the pineal body.