OBSERVATOY

\ɒbzˈɜːvɐtˌɔ͡ɪ], \ɒbzˈɜːvɐtˌɔ‍ɪ], \ɒ_b_z_ˈɜː_v_ɐ_t_ˌɔɪ]\
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1871 - The Cabinet Dictionary of the English Language

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S. Smith Stevens

  • United States psychologist and psychophysicist who proposed Stevens' power law to replace Fechner's law (1906-1973)
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