What is the definition or description of: leukoplakia?

Oral Leukoplakia: White, thick patches on the oral mucosa due to hyperkeratosis of the epithelium, producing favorable conditions for development of epidermoid carcinoma; often occurring on the cheeks (l. Bucca´lis), gums, or tongue http://medical-dictionary.Thefreedictionary.Com/leukoplakia%2c+oral.

White tongue patches: Leukoplakia are usually fuzzy, white patches on the tongue, in the mouth, or on the inside of the cheek. They occur in response to long-term irritation.

Patches in mouth: Leukoplakia are patches on the tongue, in the mouth, or on the inside of the cheek that occur in response to long-term irritation. Irritation in the mouth may be caused by: rough teeth, rough places on dentures, fillings, and crowns, smoking or other tobacco use (smoker's keratosis), especially pipes, holding chewing tobacco or snuff in your mouth for a long period of time.

Oral patch: Oral leukoplakia can be caused by irritation in the mouth. The irritation in the mouth can include rough or cracked teeth. Visible signs and symptoms include patches on the tongue or the cheek. Patches usually are white or gray in color. May or may not be painful.

White patch: Literally, it means "white patch". We see this intraorally as the result of many things. It bears following up if there is no certain obvious cause. Can indicate a cancerous situation.

White spot: Leukoplakia is a white spot or area due to thickening of the tissue for a variety of reasons. It is usually benign.