A CDE Definition
To attach to the beginning of data. For example, a header is "prepended" to a network packet. Although it sounds correct, prepend is not an English word. It was created to sound like the opposite of "append," which means to add to the end. The correct English word is "prefix;" for example, "the header is prefixed to the packet." See prefix.
The beginning or to add to the beginning. To prefix a header onto a packet means to place the header characters in front of the packet. "To prefix" at the beginning is the opposite of "to append" characters at the end. See prepend.
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