geode

noun

geode

noun

UK /ˈdʒiː.əʊd/ · US /ˈd͡ʒiː.oʊd/

Etymology From French géode, from Latin geōdēs, from Ancient Greek γεώδης (geṓdēs, “earthlike”), equivalent to γῆ (gê, “earth”) + -ώδης (-ṓdēs).

1

Geography, Geology, Natural sciences A nodule of stone having a cavity lined with mineral or crystal matter on the inside wall.

Derived terms
geodal, geodic, geodiferous, geodize

Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.