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[hahy-pof-uh-sis, hi-] /haɪˈpɒf ə sɪs, hɪ-/
noun, plural hypophyses
[hahy-pof-uh-seez, hi-] /haɪˈpɒf əˌsiz, hɪ-/ (Show IPA).
Origin of hypophysis
1700-10; < Greek hypóphysis outgrowth (from below), equivalent to hypophȳ́(ein) to grow beneath (hypo- hypo- + phȳ́ein to grow, be) + -sis -sis
Related forms
hypophyseal, hypophysial
[hahy-pof-uh-see-uh l, -zee-, hi-] /haɪˌpɒf əˈsi əl, -ˈzi-, hɪ-/ (Show IPA),
adjective Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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Examples from the Web for hypophysial
Historical Examples
  • Beard therefore called this opening of the hypophysial tube the old mouth, or palostoma.

    The Origin of Vertebrates Walter Holbrook Gaskell
  • Recently, in 1893, Kupffer has also put forward the view that the hypophysial opening is the palostoma.

    The Origin of Vertebrates Walter Holbrook Gaskell
British Dictionary definitions for hypophysial


noun (pl) -ses (-ˌsiːz)
the technical name for pituitary gland
Derived Forms
hypophyseal, hypophysial (ˌhaɪpəˈfɪzɪəl; haɪˌpɒfɪˈsɪəl) adjective
Word Origin
C18: from Greek: outgrowth, from hypo- + phuein to grow
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
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hypophysial in Medicine

hypophysial hy·poph·y·si·al or hy·poph·y·se·al (hī-pŏf'ĭ-sē'əl, -zē'-, hī'pə-fĭz'ē-əl)
Of or relating to a pituitary gland.

hypophysis hy·poph·y·sis (hī-pŏf'ĭ-sĭs)
n. pl. hy·poph·y·ses (-sēz')
See pituitary gland.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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