The oesophagus (see American and British English spelling differences), sometimes known as the gullet,'s an organ in vertebrates which consists of a muscular tube through which food passes from the pharynx to the stomach. The word esophagus's derived from the Latin oesophagus, which derives from the Greek word oisophagos (οισοφάγος), lit. "entrance for eating". In humans the esophagus's continuous with the laryngeal part of the pharynx at the level o… (More on Oesophagus)