Standard Lemma guide

Cryptozoic

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

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1

adj

Meaning 1

Living in a cavity or small cave.

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable

Topics: biology, natural-sciences, zoology

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: cryptic

Antonyms: none provided

2

adj

Meaning 2

Hidden (especially in the soil); not easily visible.

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable

Qualifier: chiefly soil science

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

adj

Meaning 3

Relating to a cryptozoite.

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable

Topics: medicine, parasitology, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

name

Meaning 4

An eon or other time period before the Cambrian, when the fossils of hard-shelled animals first appeared in the geological record.

Definition source: English Wiktionary via Wiktextract

Usage: archaic

Topics: geography, geology, natural-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

From crypto- + -zoic.

From crypto- + -zoic, as any life from the period was considered to be hidden from scientific examination.

Across languages

Translations

1 source translations are retained for this English entry.

  • German: Kryptozoikum — Cryptozoic