ἱλαστήριον (hilastḗrionhil-as-tay'-ree-onnounplace of propitiation, mercy seat)
[Grk] ἱλαστήριον LN: 40.12, 40.13 GK: G2663 Hebrew: כַּפֹּרֶת, עֲזָרָה
Derivation: neuter of a derivative of ἱλάσκομαι;
Strong's: an expiatory (place or thing), i.e. (concretely) an atoning victim, or (specially) the lid of the Ark (in the Temple)
KJV: --mercyseat, propitiation.
See: ἱλάσκομαι