photochronograph
photochronograph noun: an instrument for recording very short intervals of time. The record is made by the power of a magnetic field, due to an electric signaling current, to turn the plane of polarization of light. A flash, coinciding in time and duration with the signal, is thus produced and is photographed on a moving plate.
Noun
photochronograph (plural photochronographs)
- An instrument for recording very short intervals of time. The record is made by the power of a magnetic field, due to an electric signaling current, to turn the plane of polarization of light. A flash, coinciding in time and duration with the signal, is thus produced and is photographed on a moving plate.
- An instrument for the photographic recording of star transits.
Forms of photochronograph
| plural | photochronographs |
|---|
Origin of photochronograph
From photo- + chronograph.
Questions about photochronograph
- What does photochronograph mean?
- Photochronograph means an instrument for recording very short intervals of time. The record is made by the power of a magnetic field, due to an electric signaling current, to turn the plane of polarization of light. A flash, coinciding in time and duration with the signal, is thus produced and is photographed on a moving plate.
- What part of speech is photochronograph?
- Photochronograph is a noun.
- What is the plural of photochronograph?
- The plural of photochronograph is photochronographs.
Words near photochronograph in the dictionary
Source and license
Adapted from Wiktionary: photochronograph (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.
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Cite this entry: “photochronograph.” Word.ws, https://word.ws/photochronograph. Based on Wiktionary, CC BY-SA 4.0.