: to write on an envelope, package, letter, etc., the name and address of the person or business it is being sent to
: to speak to (a person or group)
: to use a specified name or title when speaking or writing to (someone)
: the words and numbers that are used to describe the location of a building and that are written on letters, envelopes, and packages so that they can be mailed to that location
: the letters, numbers, and symbols that are used to direct an e-mail message or to show the location of a site on the Internet
: a formal speech
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