pineal gland

pineal gland

noun

Definition of PINEAL GLAND

: a small usually conical appendage of the brain of all craniate vertebrates that functions primarily as an endocrine gland secreting melatonin and that in a few reptiles has the essential structure of an eye —called also pineal, pineal body, pineal organ

First Known Use of PINEAL GLAND

1712

Rhymes with PINEAL GLAND

adrenal gland, analysand, back of one's hand, Bechuanaland, cloud-cuckoo-land, digestive gland, endocrine gland, fantasyland, Franz Josef Land, head-in-the-sand, mammary gland, misunderstand, multiplicand, Somaliland, Sudetenland, to beat the band, vacationland, videoland, Witwatersrand