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单词 autokinesis
释义

autokinesis

/ˌɔːtə(ʊ)kɪˈniːsɪs/ /ˌɔːtə(ʊ)kʌɪˈniːsɪs/
noun
1Voluntary movement (of a muscle or the body). rare.
2 Metaphysics. The self-generated or spontaneous motion of the soul.
3An optical illusion in which a small stationary object in a uniform background, especially a light source in an otherwise dark field, appears to move.
  • The phenomenon was first noted by A. von Humboldt in 1799, when observing stars through a telescope..

Origin

Mid 19th century; earliest use found in Robley Dunglison (1798–1869), physician and medical writer. Partly from Hellenistic Greek αὐτοκίνησις self-motion, and partly from auto- + -kinesis.

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更新时间:2024/9/21 19:00:32