postmark

US /ˈpoʊst.mɑːrk/
UK /ˈpoʊst.mɑːrk/
"postmark" picture
1.

matasellos, sello postal

an official mark stamped on a letter or parcel at a post office, indicating the place and date of posting and cancelling the stamp

:
The letter had a clear postmark from London.
La carta tenía un matasellos claro de Londres.
Check the postmark to see when it was sent.
Comprueba el matasellos para ver cuándo se envió.
1.

matasellar, sellar

stamp a postmark on (a letter or parcel)

:
The clerk will postmark your letter at the counter.
El empleado matasellará su carta en el mostrador.
Make sure they postmark it today.
Asegúrate de que lo matasellen hoy.