(Heb. yothe’reth; i.e., “something redundant”), the membrane which covers the upper part of the liver (Ex. 29:13, 22; Lev. 3:4, 10, 15; 4:9; 7:4; marg., “midriff”). In Hos. 13:8 (Heb. seghor; i.e., “an enclosure”) the pericardium, or parts about the heart, is meant.
Source:Easton's Bible Dictionary (1897)Public domain