canker sore

• Небольшая болезненная язва или поражение, появляющееся внутри рта, на языке или на внутренней стороне губ, часто вызванное стрессом, травмой или определёнными продуктами.

A small, painful ulcer or lesion that appears inside the mouth, on the tongue, or on the inner lips, often caused by stress, injury, or certain foods.

1. Small mouth ulcerB1formal

   A small, painful ulcer that appears inside the mouth, on the tongue, or on the inner lips, often caused by stress, injury, or certain foods.

   Небольшая язва во рту

   • I got a canker sore after eating too much citrus fruit.
   • The dentist recommended a special gel to heal the canker sore.
   • Stress often triggers a canker sore for her.