The name Megan is an American baby name. In American the meaning of the name Megan is: Pearl. Persian Meaning: The name Megan is a Persian baby name. In Persian the meaning of the name Megan is: Child of light.
Minor infections or irritations are the most common cause of tongue soreness. Injury, such as biting the tongue, can cause painful sores. Heavy smoking can irritate the tongue and make it painful. A benign ulcer on the tongue or elsewhere in the mouth is common. This is called a canker sore and can appear for no known reason.
Causes of Cracked Tongue. 1  Injury or Trauma. 2  Your tongue may develop fissures if you are constantly brushing the lateral borders or dorsal surface of the tongue. 3  Eating or exposure to a broken tooth may also cause constant friction on the tongue that could cause cracking for fissures.