Standard Lemma guide

forebrain

noun · 2 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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  • Southern-England: Recorded audio is listed in the source snapshot.
  • CMU ARPABET: F AO1 R B R EY2 N Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

noun

Meaning 1

The anterior part of the brain, including the cerebrum, thalamus, and hypothalamus.

Definition source: English Wiktionary via Wiktextract

Topics: anatomy, medicine, neuroanatomy, neurology, neuroscience, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: prosencephalon

Antonyms: afterbrain

2

noun

Meaning 2

the anterior portion of the brain; the part of the brain that develops from the anterior part of the neural tube

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: prosencephalon

Antonyms: none provided

Broader terms: neural structure

History

Etymology

Etymology tree English fore- Proto-Indo-European *mregh- Proto-Indo-European *-n̥ Proto-Indo-European *mrógh-n̥ ~ *mrégh-n̥-s Proto-Germanic *bragną Proto-West Germanic *bragn Old English bræġn Middle English brayn English brain English forebrain From fore- + brain.

Across languages

Translations

31 source translations are retained for this English entry.

  • Armenian: առաջային ուղեղ (aṙaǰayin uġeġ) — part of the brain
  • Breton: ragempenn — part of the brain
  • Czech: přední mozek — part of the brain
  • Dutch: voorhersen — part of the brain
  • Estonian: eesaju — part of the brain
  • Finnish: etuaivot — part of the brain
  • French: prosencéphale — part of the brain
  • French: cerveau antérieur — part of the brain
  • German: Vorderhirn — part of the brain
  • Greek: πρόσθιος εγκέφαλος (prósthios egkéfalos) — part of the brain
  • Gujarati: અગ્રમસ્તિષ્ક (agramastiṣk) — part of the brain
  • Hindi: अग्रमस्तिष्क (agramastiṣk) — part of the brain
  • Hungarian: előagy — part of the brain
  • Japanese: 前脳 (zennō) — part of the brain
  • Javanese: ꦲꦸꦠꦼꦏ꧀ꦔꦗꦼꦁ (utek ngajeng) — part of the brain
  • Kazakh: алдыңғы ми (aldyñğy mi) — part of the brain
  • Korean: 전뇌 (jeonnoe) — part of the brain
  • Korean: 앞뇌 (amnoe) — part of the brain
  • Latvian: priekšējās smadzenes — part of the brain
  • Marathi: अग्रमस्तिष्क (agramastiṣka) — part of the brain
  • Polish: przodomózgowie — part of the brain
  • Portuguese: prosencéfalo — part of the brain
  • Russian: пере́дний мозг (perédnij mozg) — part of the brain
  • Spanish: prosencéfalo — part of the brain
  • Swedish: framhjärna — part of the brain
  • Swedish: prosencefalon — part of the brain
  • Tagalog: harapangutak — part of the brain
  • Tamil: முன்மூளை (muṉmūḷai) — part of the brain
  • Turkish: ön beyin — part of the brain
  • Ukrainian: передній мозок (perednij mozok) — part of the brain
  • Welsh: blaen-ymennydd — part of the brain