单词 | stroboscope |
释义 | Word Frequency stroboscope(ˈstrəʊbəˌskəʊp) noun 1. an instrument producing a flashing light, the frequency of which can be synchronized with some multiple of the frequency of rotation, vibration, or operation of an object, etc, making it appear stationary. It is used to determine speeds of rotation or vibration, or to adjust objects or parts Sometimes shortened to: strobe2. a similar device synchronized with the opening of the shutter of a camera so that a series of still photographs can be taken of a moving object Derived forms stroboscopic (ˌstrəʊbəˈskɒpɪk) or stroboscopical (ˌstroboˈscopical) adjective stroboscopically (ˌstroboˈscopically) adverb Word origin C19: from strobo-, from Greek strobos a twisting, whirling + -scope |
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