cold sore
US /ˈkoʊld sɔːr/
UK /ˈkoʊld sɔːr/

1.
herpes labial, calentura
a small blister or group of blisters on the lips or around the mouth, caused by the herpes simplex virus
:
•
She woke up with a painful cold sore on her lip.
Se despertó con un doloroso herpes labial en el labio.
•
Applying an antiviral cream can help treat a cold sore.
Aplicar una crema antiviral puede ayudar a tratar un herpes labial.