gimble-lock
n.— «Its also interesting to note that a rotating disk produces what is commonly known as 1-axis “gimble-lock.” However, the coupling of two counter-rotating disks causes this “gimble-lock” effect to completely vanish!» —“Towards a new test of general relativity?” by William S. Alek ZPEnergy.com Mar. 26, 2006. (source: Double-Tongued Dictionary)
Further reading
In 1971, when a new public library opened in Troy, Michigan, famous authors and artists were invited to write letters to the city’s youngest readers, extolling the many benefits of libraries. One of the loveliest was from E.B. White, author of...