seal

C1Frequent NGSL-3
UK /siːl/US /siːl/

Meaning

noun
an official design or mark, stamped on a document to show that it is real and carries the authority of a particular person or organization
The letter bore the president's seal.
verb
to close an envelope, etc. by sticking the edges of the opening together
Make sure you've signed the cheque before sealing the envelope.

Remember seal through real videos

Watch TED / YouTube close-reading lessons, tap any word, and review with built-in spaced repetition.

Start learning free →
seal: meaning, pronunciation & real video examples | LingoTube