[hahy-pof-uh-sis, hi-]

noun, plural hy·poph·y·ses [hahy-pof-uh-seez, hi-] /haɪˈpɒf əˌsiz, hɪ-/. Anatomy.

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 formshy·poph·y·se·al, hy·poph·y·si·al [hahy-pof-uh-see-uh l, -zee-, hi-] /haɪˌpɒf əˈsi əl, -ˈzi-, hɪ-/, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for hypophysial

Historical Examples of hypophysial

  • Recently, in 1893, Kupffer has also put forward the view that the hypophysial opening is the palostoma.

    The Origin of Vertebrates

    Walter Holbrook Gaskell

  • Beard therefore called this opening of the hypophysial tube the old mouth, or palostoma.

    The Origin of Vertebrates

    Walter Holbrook Gaskell

British Dictionary definitions for hypophysial


noun plural -ses (-ˌsiːz)

the technical name for pituitary gland
Derived Formshypophyseal or hypophysial (ˌhaɪpəˈfɪzɪəl, haɪˌpɒfɪˈsɪəl), adjective

Word Origin for hypophysis

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

hypophysial in Medicine



Of or relating to a pituitary gland.



n. pl. hy•poph•y•ses (-sēz′)

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