GYROSCOPE
Dictionary of Science, Literature and Art · 1842 · p. 52
(Lat. gyrus, a circle; Or. ffxofTiai, I view.) An instrument for exhibiting the effects of revolution or rotation, or both together. H. [s. 1390]
Bu kavram başka kaynaklarda da geçiyor
A Dictionary of Military Terms (1918)
French-English Dictionary of Military Terms (1918)
Hawkins' Electrical Dictionary (1915)
Everybody's Encyelopedia (1912)
Chamber's Twientieth Century Dictionary (1908)
Chandler's Encyclopedia (1898)
Zell's Condensed Dictionary (1879)
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