noun ·2 syllables ·Rare ·Advanced level

Definitions

Noun

1. 1
   A type of puffball mushroom, of genus Geastrum, whose surface splits open in a star-shaped form.
2. 2
   any fungus of the family Geastraceae; in form suggesting a puffball whose outer peridium splits into the shape of a star wordnet

Etymology

From earth + star.

Related phrases

Smith's earthstararched earthstarbarometer earthstarbeaked earthstarbowl earthstarcollared earthstarcrowned earthstardaisy earthstardwarf earthstarearthball sclerodermafalse earthstarfour-rayed earthstar

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.