ἀγέλαστος

English (LSJ)

ον, (γελάω)

   A not laughing, grave, gloomy, h.Cer.200; ἀ. πρόσωπα βιαζόμενοι A.Ag.794; of the orator Crassus, Lucil. ap. Cic.Fin.5.30, cf. Vett. Val.75.11: metaph., Σίβυλλα ἀγέλαστα φθεγγομένη Heraclit.92; ἀ. φρήν A.Fr.290; βίος Phryn.Com. 18; ἀ. πέτρα, stone at Eleusis on which Demeter sat, SIG2587.183, Apollod. 1.5.1.    II Pass., not to be laughed at, not trifling, ξυμφοραί A. Ch.30, v.l. Od.8.307.