antestomach

== English == === Etymology === From ante- +‎ stomach. === Noun === antestomach (plural antestomachs) A cavity that leads into the stomach, as in birds. The first stomach of a ruminant. The lower portion of the esophagus in an animal that has a sphincter controlling the entrance of food from the esophagus into the stomach, especially when that portion of the esophagus is distended or dilated. === Anagrams === mechanostat