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pseudo-perpetual
pseudo-perpetual adj. 
/ˌs(j)uːdəʊpəˈpɛtʃ(ᵿ)l/, /ˌs(j)uːdəʊpəˈpɛtjʊəl/, /ˌs(j)uːdəʊpəˈpɛtjᵿl/,
Brit. /ˌs(j)uːdəʊpəˈpɛtʃʊəl/
, /ˌs(j)uːdəʊpəˈpɛtʃʊəl//ˌs(j)uːdəʊpəˈpɛtʃ(ᵿ)l//ˌs(j)uːdəʊpəˈpɛtjʊəl//ˌs(j)uːdəʊpəˈpɛtjᵿl/U.S. /ˌsudoʊpərˈpɛtʃ(əw)əl/
/ˌsudoʊpərˈpɛtʃ(əw)əl/ΚΠ
1677 R. Plot Nat. Hist. Oxford-shire 235 A Pseudo-perpetual motion made by the descent of several guilt bullets upon an indented declivity.
1991 M. Gardner New Age 145 Windmills, water wheels, and machines that run on tidal or solar energy are other examples of pseudo-perpetual motion because they require outside energy.
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