Standard Lemma guide

Ectasian

adj · name · 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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1

adj

Meaning 1

Of a geologic period within the Mesoproterozoic era from about 1400 to 1200 million years ago.

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 Ectasian period.

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

History

Etymology

Etymology tree Ancient Greek ἔκτασις (éktasis) Proto-Indo-European *-nós Proto-Italic *-nos Latin -nus Latin -ānus Latin -iānusbor. English -ian English Ectasian From Ancient Greek ἔκτασις (éktasis, “extension”) + English -ian.

Across languages

Translations

6 source translations are retained for this English entry.

  • Catalan: Ectasià — Ectasian period
  • Estonian: ectas — Ectasian period
  • Finnish: jotunikausi — Ectasian period
  • Finnish: jotuni — Ectasian period
  • German: Ectasium — Ectasian period
  • Greek: Εκτάσια (Ektásia) — Ectasian period