The term 'RE: sent' refers to a reply or a follow-up on a sent message or email, often used in email correspondences to denote the sequence of communication.


The term 'RE: sent' is derived from two components: 'RE', which is an abbreviation for 'regarding', and 'sent', which refers to the action of sending an email or a message. When combined, 'RE: sent' typically refers to a reply or a follow-up on a sent message or email.

Usage and Context

The 'RE: sent' term is most commonly used in email correspondences. It is used to indicate that the email is a response to a previous message that was sent. It is often automatically added by email systems when you reply to an email, but it can also be manually added to the subject line of an email to indicate its context. The term is also used in business correspondences and formal communication to denote the sequence of communication.


What does 'RE: sent' mean?

'Re: Sent' refers to a reply or a follow-up on a previously sent message or email.

Is 'RE: sent' automatically added to email responses?

Yes, most email systems automatically add 'RE: sent' to the subject line of email responses. However, it can also be manually added.

Can I use 'RE: sent' in formal communication?

Yes, 'RE: sent' is commonly used in business correspondences and formal communication to denote the sequence of communication.

Related Software

Email systems like Gmail, Outlook, and Yahoo Mail automatically add 'RE: sent' to the subject line of email responses. Other communication software like Slack and Microsoft Teams may also use similar conventions.


Using 'RE: sent' helps to keep email correspondences organized and clear. It allows recipients to quickly understand the context of the email, which can be particularly useful in long email threads.


'Re: Sent' is an important convention in email and formal communication. It helps to maintain clarity and organization in correspondences, making it easier for recipients to understand the context of the message.

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