/ Thesaurus / P Synonyms of pineal gland Find synonyms for: Noun1. pineal gland, pineal body, epiphysis cerebri, epiphysis, endocrine gland, endocrine, ductless glandusage: a small endocrine gland in the brain; situated beneath the back part of the corpus callosum; secretes melatoninWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: feline Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language