glossitis; inflammation of the tongue
Medical term for inflammation of the tongue, often due to infection, allergy, or nutritional deficiency.
As a symptom of glossitis, the tongue may become red and swollen.
tongue ulcer; mouth ulcer (on the tongue)
Commonly used to refer to painful sores on the tongue, often equated with 口内炎 (mouth ulcer) in everyday language.
See also: 口内炎
I have a tongue ulcer, and it stings when I eat.
geographic tongue; benign migratory glossitis
Compound of 舌 (tongue) and 炎 (inflammation), following the pattern of medical terms for inflammation of specific body parts.