The gyrodyne relay was part of the propulsion system of the Starfleet vessel USS Prometheus. After engaging three Romulan D'deridex-class warbirds in 2374, the secondary gyrodyne relays and the propulsion field intermatrix of the Prometheus depolarised. (VOY: "Message in a Bottle")
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| http://dbkwik.webdatacommons.org | 7 |