The story
From Ancient Greek: diskos, circular plate; hex, six; aster, star.
Etymology from Wiktionary, CC BY-SA 4.0.
Today it means: A sponge spicule with six rays octahedrally arranged, ending with disks. Full definition →
From Ancient Greek: diskos, circular plate; hex, six; aster, star.
Etymology from Wiktionary, CC BY-SA 4.0.