gyrogonite

== English == === Etymology === Ancient Greek γῦρος (gûros, “circle, ring”) + γόνος (gónos, “fruit”) === Noun === gyrogonite (plural gyrogonites) (paleontology) The petrified fruit of several species of stonewort === References === “gyrogonite”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.