Lycos

Cc stands for "carbon copy." Anyone you add to the cc: field of a message receives a copy of that message when you send it. All other recipients of that message can see that person you designated as a cc: recipient. To add an entry in the cc: field, click the Add cc: link under the To: field.

Bcc: stands for "blind carbon copy." Anyone you add to the bcc: field of a message receives a copy of that message when you send it. But, bcc: recipients are invisible to all the other recipients of the message including other bcc: recipients. To add an entry in the bcc: field, click the Add bcc: link under the To: field.