Standard Lemma guide

earthstar

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

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  • CMU ARPABET: ER1 TH S T AA2 R Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

noun

Meaning 1

A type of puffball mushroom, of genus Geastrum, whose surface splits open in a star-shaped form.

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

any fungus of the family Geastraceae; in form suggesting a puffball whose outer peridium splits into the shape of a star

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: fungus

Narrower terms: Geastrum coronatum, Astreus pteridis, Astreus hygrometricus

History

Etymology

From earth + star.

Across languages

Translations

1 source translations are retained for this English entry.

  • Italian: geastro — a type of puffball