σχίσμη

From LSJ

Kατεσκευάσθη τὸ ἱερὸν τοῦτο ποτήριον ... ἐν ἔτει ,αω'α' → Τhis holy cup was made ... in the year 1801

Source

Russian (Dvoretsky)

σχίσμη:щель, расселина Arst.