Standard Lemma guide

trilobite

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

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.

  • US: /ˈtɹaɪ.ləˌbaɪt/
  • Southern-England: Recorded audio is listed in the source snapshot.

1

noun

Meaning 1

An extinct arthropod of the class Trilobita, whose body had three large lobes.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

an extinct arthropod that was abundant in Paleozoic times; had an exoskeleton divided into three parts

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: arthropod

History

Etymology

Borrowed from translingual Trilobita. By surface analysis, tri- (“three”) + lobe + -ite (“mineral, individual”), literally “three-lober”.

Across languages

Translations

27 source translations are retained for this English entry.

  • Assamese: তিনিভগীয়া পোক (tinibhogia pük) — member of the class Trilobita
  • Catalan: trilobit — member of the class Trilobita
  • Chinese Mandarin: 三葉蟲 /三叶虫 (sānyèchóng) — member of the class Trilobita
  • Czech: trilobit — member of the class Trilobita
  • Dutch: trilobiet — member of the class Trilobita
  • Esperanto: trilobulo — member of the class Trilobita
  • Finnish: trilobiitti — member of the class Trilobita
  • French: trilobite — member of the class Trilobita
  • German: Trilobit — member of the class Trilobita
  • Greek: τριλοβίτης (trilovítis) — member of the class Trilobita
  • Hebrew: טרילוביט (trilobit) — member of the class Trilobita
  • Italian: trilobite — member of the class Trilobita
  • Japanese: 三葉虫 (san’yōchū) — member of the class Trilobita
  • Korean: 삼엽충 (samyeopchung) — member of the class Trilobita
  • Latin: trilobītēs — member of the class Trilobita
  • Polish: trylobit — member of the class Trilobita
  • Portuguese: trilobita — member of the class Trilobita
  • Portuguese: trilobite — member of the class Trilobita
  • Portuguese: trilobito — member of the class Trilobita
  • Romanian: trilobit — member of the class Trilobita
  • Russian: трилоби́т (trilobít) — member of the class Trilobita
  • Slovene: trilobit — member of the class Trilobita
  • Slovene: trokrpar — member of the class Trilobita
  • Spanish: trilobite — member of the class Trilobita
  • Swedish: trilobit — member of the class Trilobita
  • Tongan: vahesinotolu — member of the class Trilobita
  • Ukrainian: трилобі́т (trylobít) — member of the class Trilobita