An ulcer in the mouth affecting the dental area.

An ulcer that can be caused by poor dental hygiene.

खराब दंत स्वच्छता के कारण होने वाला अल्सर

English Usage: "Poor dental care can lead to a painful dental ulcer."

Hindi Usage: "खराब दंत देखभाल से दर्दनाक दंत अल्सर हो सकता है।"