Standard Lemma guide

Mesozoic

adj · name · 4 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.

  • rhymes with -əʊɪk
  • CMU ARPABET: M EH2 S AH0 Z OW1 IH0 K Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

adj

Meaning 1

Of a geologic era within the Phanerozoic eon that comprises the Triassic, Jurassic and Cretaceous periods from about 230 to 65 million years ago, when life on earth was dominated by reptiles.

Definition source: English Wiktionary via Wiktextract

Topics: geography, geology, natural-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

name

Meaning 2

The Mesozoic era.

Definition source: English Wiktionary via Wiktextract

Topics: geography, geology, natural-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

adjective

Meaning 3

of or relating to or denoting the Mesozoic era

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

noun

Meaning 4

from 230 million to 63 million years ago

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: Mesozoic era, Age of Reptiles

Antonyms: none provided

Broader terms: era, geological era

History

Etymology

From meso- + -zoic.

Across languages

Translations

36 source translations are retained for this English entry.

  • Belarusian: мезазо́йскі (mjezazójski) — of era from 230 to 65 milion years ago
  • Dutch: mesozoïsch — of era from 230 to 65 milion years ago
  • Finnish: mesotsooinen — of era from 230 to 65 milion years ago
  • French: mésozoïque — of era from 230 to 65 milion years ago
  • Georgian: მეზოზოური (mezozouri) — of era from 230 to 65 milion years ago
  • Greek: μεσοζωικός (mesozoïkós) — of era from 230 to 65 milion years ago
  • Latin: mēsozōicus — of era from 230 to 65 milion years ago
  • Polish: mezozoiczny — of era from 230 to 65 milion years ago
  • Russian: мезозо́йский (mezozójskij) — of era from 230 to 65 milion years ago
  • Swedish: mesozoisk — of era from 230 to 65 milion years ago
  • Ukrainian: мезозо́йський (mezozójsʹkyj) — of era from 230 to 65 milion years ago
  • Belarusian: мезазо́й (mjezazój) — Mesozoic era
  • Belarusian: мезазо́йская э́ра (mjezazójskaja éra) — Mesozoic era
  • Chinese Mandarin: 中生代 (Zhōngshēngdài) — Mesozoic era
  • Czech: druhohory — Mesozoic era
  • Czech: mezozoikum — Mesozoic era
  • Dutch: Mesozoïcum — Mesozoic era
  • Estonian: mesosoikum — Mesozoic era
  • Estonian: keskaegkond — Mesozoic era
  • Finnish: mesotsooinen maailmankausi — Mesozoic era
  • French: Mésozoïque — Mesozoic era
  • Georgian: მეზოზოური ჯგუფი (mezozouri ǯgupi) — Mesozoic era
  • Georgian: მეზოზოური ერა (mezozouri era) — Mesozoic era
  • German: Mesozoikum — Mesozoic era
  • Greek: Μεσοζωικός (Mesozoïkós) — Mesozoic era
  • Hungarian: mezozoikum — Mesozoic era
  • Japanese: 中生代 (Chūseidai) — Mesozoic era
  • Polish: mezozoik — Mesozoic era
  • Polish: era mezozoiczna — Mesozoic era
  • Russian: мезозо́й (mezozój) — Mesozoic era
  • Russian: мезозо́йская э́ра (mezozójskaja éra) — Mesozoic era
  • Spanish: Mesozoico — Mesozoic era
  • Tagalog: panggitnang kapanahunan — Mesozoic era
  • Ukrainian: мезозо́й (mezozój) — Mesozoic era
  • Ukrainian: мезозо́йська е́ра (mezozójsʹka éra) — Mesozoic era
  • Vietnamese: đại Trung Sinh — Mesozoic era