archencephalon

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noun

The primitive forebrain area of an embryo.

OriginEnglish encephalon ← Middle English arch- ← Old English arċe- →
Scrabble 26
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Meanings

nounarchencephalon (plural archencephalons or archencephala)

plural archencephalons · plural archencephala

  1. developmental biologyThe primitive forebrain area of an embryo.

Origin

  1. Proto-Indo-European*h₂er-der.?
  2. Proto-Indo-European*h₂ergʰ-der.?
  3. Ancient Greekἄρχω (árkhō)
  4. Ancient Greekἀρχι- (arkhi-)
  5. Latinarchi-
  6. Old Englisharċe-
  7. Middle Englisharch-
  8. Englisharch-
  9. Englishencephalon
  10. Englisharchencephalon

From arch- + encephalon.

Full word history & related roots →

Translations

Portuguese arquencéfalo
  • arquencéfalothe primitive forebrain area of an embryo
Cite this entry
APA

archencephalon. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/archencephalon

MLA

“archencephalon.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/archencephalon. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “archencephalon,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/archencephalon.

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