Meaning & use
postmark
An official mark stamped on mail showing the place and date it was processed by the postal service.
See it in a sentence
The postmark on the envelope showed it had been mailed from Chicago.
Contest entries had to be postmarked no later than the end of the month.
A note on using this word
Postmark also works as a verb, as in 'the letter was postmarked June 3rd,' describing the act of stamping it.
Words with a similar meaning
This term is best learned through its definition and examples.
Choose a synonym to suit the sentence. Meanings can overlap without being identical.
Another way to use it
2. verb
To stamp a piece of mail with an official mark showing its place and date of processing.
The post office postmarks every letter before sending it on for delivery.
Make it your own
Write a sentence using “postmark”, then compare your use with the examples above.