- a pea-sized organ in the brain, situated beneath the posterior part of the corpus callosum, that secretes melatonin into the bloodstream
Technical names: epiphysis, epiphysis cerebri
| 单词 | pineal gland |
| 释义 | WordReference Random House Unabridged Dictionary of American English © 2024 pin′eal gland′,
Collins Concise English Dictionary © HarperCollins Publishers:: pineal gland, pineal body n
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