Odynophagia is pain when swallowing. The pain may be felt in the mouth or throat and can occur with or without difficulty swallowing. The pain may be described as an ache, burning sensation, or occasionally a stabbing pain that radiates to the back. Odynophagia often results in inadvertent weight loss. The term is from odyno- 'pain' and phagō 'to eat'.

Odynophagia may have environmental or behavioral causes, such as:

It can also be caused by certain medical conditions, such as:

Quotations related to Odynophagia at Wikiquote