Question

meaning of ulcer....................​

Answer 1

Ulcers are sores that are slow to heal or keep returning. They can take many forms and can appear both on the inside and the outside of your body.

Answer 2

Answer:

an open sore on an external or internal surface of the body, caused by a break in the skin or mucous membrane which fails to heal. Ulcers range from small, painful sores in the mouth to bedsores and serious lesions of the stomach or intestine.