Standard Lemma guide

cephalon

noun · 1 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

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • UK: /ˈsɛfələn/
  • UK: /ˈsɛfəlɒn/
  • CMU ARPABET: S EH1 F AH0 L AA2 N Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

noun

Meaning 1

The head of a trilobite.

Definition source: English Wiktionary via Wiktextract

Topics: biology, natural-sciences, zoology

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

From Ancient Greek κεφαλή (kephalḗ, “head”). Probably influenced by compounds like encephalon.

Across languages

Translations

2 source translations are retained for this English entry.

  • French: céphalon — the head of a trilobite
  • Portuguese: cefalão — the head of a trilobite