ingluvies

from The Century Dictionary.

• noun In zoology, a crop, craw, or some other dilatation of the digestive tube situated in advance of the true stomach or digestive cavity proper.
• noun In mammalogy, the paunch or rumen of a ruminant.
• noun In entomology, an expansion of the esophagus forming a kind of preliminary stomach or crop, before the proventriculus. In many haustellate insects it is transformed into an expansible sucking-stomach, and in some groups it is wanting. The ingluvies lies in the posterior part of the thorax or partly in the abdomen. See cut under Blattidæ.

from the GNU version of the Collaborative International Dictionary of English.

• noun (Anat.) The crop, or craw, of birds.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun anatomy The crop, or craw, of birds.