noun
forestomach; anterior stomach; proventriculus
Biological term for the anterior part of the stomach, especially in ruminants and birds. In birds, it refers to the glandular stomach (proventriculus).
反芻動物の前胃は複数の部屋に分かれている。
The forestomach of ruminants is divided into several chambers.
鳥類の前胃は消化酵素を分泌する。
The proventriculus of birds secretes digestive enzymes.