ulceration

As a noun ulceration

is ulceration.

As an adjective undefined is

lacking a definition or value.

As nouns the difference between ulceration and cyst

is that ulceration is the development of an ulcer while cyst is a pouch or sac without opening, usually membranous and containing morbid matter, which develops in one of the natural cavities or in the substance of an organ.

As nouns the difference between ulceration and scratch

is that ulceration is ulceration while scratch is (lb) a disruption, mark or shallow cut on a surface made by scratching.

As a verb scratch is

to rub a surface with a sharp object, especially by a living creature to remove itching with nails, claws, etc.

As an adjective scratch is

for or consisting of preliminary or tentative, incomplete, etc work.

As nouns the difference between ulceration and peritonitis

is that ulceration is ulceration while peritonitis is (pathology) inflammation of the peritoneum, especially when caused by an infectious organism introduced into the abdominal cavity.

As nouns the difference between taxonomy and ulceration

is that taxonomy is the science or the technique used to make a classification while ulceration is ulceration.

As nouns the difference between ulceration and ozona

is that ulceration is the development of an ulcer while ozona is a discharge of foetid matter from the nostril, particularly if associated with ulceration of the soft parts and disease of the bones of the nose.

As a proper noun Ozona is

a town in Texas.

As nouns the difference between ulceration and pantoprazole

is that ulceration is ulceration while pantoprazole is a proton pump inhibitor drug, used for treatment of erosion and ulceration of esophagus caused by gastroesophageal reflux disease.