septuplicate

noun

1. a group, series, or set of seven identical copies (usually preceded by in).

adjective

2. having or consisting of seven identical parts; sevenfold.
3. noting the seventh copy or item.

verb (used with object), sep·tu·pli·cat·ed, sep·tu·pli·cat·ing.

4. to make seven copies of.
5. to make seven times as great, as by multiplying.

noun

1. a group or set of seven things

adjective

2. having or being in seven parts; sevenfold