Definition of astroite in English:

astroite

Pronunciation /ˈastrəʊʌɪt/

noun

(also astroites)
  • 1 historical A star-shaped fossil, especially a stem ossicle from certain fossil crinoids.

  • 2 historical, rare A form of stony coral having starlike apertures; = star stone .

Origin

Mid 16th century (in an earlier sense). From post-classical Latin astroites, former reading, e.g. in 16th-cent. editions of Pliny (where modern editions read classical Latin astriotes), apparently from ancient Greek ἄστρον star + classical Latin -ītēs.