afterbrain

A1F4T1E1R1B3R1A1I1N1

noun

A posterior subdivision of the hindbrain; the myelencephalon.

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Scrabble 15

Meanings

nounafterbrain (plural afterbrains)

plural afterbrains · alternative after-brain

  1. anatomyA posterior subdivision of the hindbrain; the myelencephalon.

    From the evolutionary standpoint, the afterbrain will never develop if the forebrain makes all of the decisions.

    1961, Analog Science Fact, Science Fiction - Volume 68
    3 more examples

    Below the hindbrain, in the vicinity of the afterbrain, the spinal furrow does not close, and there remains here an open passage-way to the contiguous lower portion.

    1904, Leonard Landois, Albert Philson Brubaker, Text-book of Human Physiology

    [...] Ehrlingarns call the “afterbrain”. It is where telepathy and telekinesis are controlled. Telepaths have that organ greafly enlarged. In fact, some of them have trouble with it pinching off nerve impulses between the body and the cerebrum.

    2001, Dennis Smith, Crystals

    The division in the fore-, middle- and afterbrain is based on the development of the human brain during the embryogenesis.

    2012, Victoria Wells, G. R. Foxall, Handbook of Developments in Consumer Behaviour

    Synonyms: hindbrain

Synonyms & antonyms

nounA posterior subdivision of the hindbrain; the myelencephalon.

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Origin

  1. GermanNachhirn
  2. Englishafterbrain

From after- + brain, a calque of German Nachhirn.

Full word history & related roots →

Translations

Basque mielentzefaloa
  • mielentzefaloapart of brain
Catalan mielencèfal
  • mielencèfalpart of brain
Dutch merghersenen
  • merghersenenpart of brain
German Markhirn
  • Markhirnpart of brain
Italian mielencefalo
  • mielencefalopart of brain
Lithuanian pailgosios smegenys
  • pailgosios smegenyspart of brain
Polish rdzeniomózgowie
  • rdzeniomózgowiepart of brain
Russian за́дний мозг
  • за́дний мозг (zádnij mozg)part of brain
Spanish mielencéfalo
  • mielencéfalopart of brain
Cite this entry
APA

afterbrain. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/afterbrain

MLA

“afterbrain.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/afterbrain. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “afterbrain,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/afterbrain.

Source: afterbrain on Wiktionary, CC BY-SA 4.0.