octuplicate

[ noun, adjective ok-too-pli-kit, -keyt, -tyoo-, -tuhp-li-; verb ok-too-pli-keyt, -kit, -tyoo-, -tuhp-li- ]
/ noun, adjective ɒkˈtu plɪ kɪt, -ˌkeɪt, -ˈtyu-, -ˈtʌp lɪ-; verb ɒkˈtu plɪˌkeɪt, -kɪt, -ˈtyu-, -ˈtʌp lɪ- /

noun

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

adjective

having or consisting of eight identical parts; eightfold.
noting the eighth copy or item.

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

to make eight copies of.
to make eight times as great, as by multiplying.

Origin of octuplicate

< Latin octuplicātus, equivalent to octupl(us) octuple + plicātus folded (see plicate), on the model of quadruplus, quadruplicātus