the gold covering on the ark of the covenant regarded as the resting
place of God: Ex
Webster’s New World College Dictionary, 4th Edition. Copyright © 2010 by
Houghton Mifflin Harcourt. All rights reserved.
Word origin of 'mercy seat'
transl. (by Tyndale
, 1530) of Ger gnadenstuhl,
transl. (by Luther
) of Gr(Ec) hilastērion
(< Gr hilasia,
propitiation: for IE base see silly
), transl. (in LXX) of Heb kappōreth