1. the front part of the digestive tract in an embryo that develops into the esophagus, stomach, and part of the small intestine
Usage: embryology; anatomy
2. the anterior portion of the digestive system in invertebrates
Usage: zoology

Examples

• The foregut forms during early embryonic development.
• Scientists studied the foregut development in fruit fly larvae.
• The foregut gives rise to several important digestive organs.
• Researchers examined foregut malformations in the embryos.
• The foregut differentiates into distinct anatomical structures.
• In insects, the foregut includes the mouth and esophagus.