[oma.sum] n, pl oma.sa [NL, fr. L, tripe of a bullock] (ca. 1706): the third chamber of the ruminant stomach that is situated between the reticulum and the abomasum--compare rumen
OMASUM
Meaning of OMASUM in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012