psalterium
nounThe omasum.
Same as psalter.
Same as psaltery, 1.
In zoology, the third division of the stomach of a typical ruminant, between the reticulum or honeycomb and the abomasum; the omasum: also called manyplies, from the numerous folds of mucous membrane which nearly fill the interior.
In anatomy: The lyra of the fornix.
