proper nounHeptastădĭumHEPTASTADIVM☆ KeepMeaninga mole of seven stadia in lengthLewis & Short 1879ModernAs printed, 1879HEPTASTADIUMLEWIS & SHORTHEPTASTADIUMHeptastădĭum, ĭi, n., = Ἑπταστάδιον, I. a mole of seven stadia in length, connecting the isle of Pharos with the mainland, Amm. 22, 16, 10.Read the whole entry