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sealed

1 shut or protected with something that prevents air, water etc from getting in or out :
a sealed container
a sealed container2 sealed documents are closed so that they can only be read by a certain person or at a certain time :
Sealed bids (=offers to pay a particular price for something) should be sent to Richard Walker.
Sealed bids (=offers to pay a particular price for something) should be sent to Richard Walker.



