stroboscopical

stroboscope

[stroh-buh-skohp, strob-uh-]
noun
1.
a device for studying the motion of a body, especially a body in rapid revolution or vibration, by making the motion appear to slow down or stop, as by periodically illuminating the body or viewing it through widely spaced openings in a revolving disk.
2.
Photography.
a.
Also called strobe, strobe light, stroboscopic lamp. a lamp capable of producing an extremely short, brilliant burst of light, for synchronization with a camera having a high shutter speed, in order to photograph a rapidly moving object, as a bullet, for such a short duration that it will appear to be standing still.
b.
the device and equipment for holding and firing such a lamp.
3.
such a lamp used for creating special lighting effects, as in a theater or discotheque or at a rock concert.

Origin:
1830–40; < Greek stróbo(s) action of whirling + -scope

stroboscopic [stroh-buh-skop-ik, strob-uh-] , stroboscopical, adjective
stroboscopy [struh-bos-kuh-pee] , noun
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
stroboscope (ˈstrəʊbəˌskəʊp)
 
n
1.  Sometimes shortened to: strobe 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
2.  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
 
[C19: from strobo-, from Greek strobos a twisting, whirling + -scope]
 
stroboscopic
 
adj
 
strobo'scopical
 
adj
 
strobo'scopically
 
adv

Collins English Dictionary - Complete & Unabridged 10th Edition
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American Heritage
Science Dictionary
stroboscope   (strō'bə-skōp')  Pronunciation Key 
Any of various instruments used to observe moving objects by making them appear stationary, especially with pulsed illumination or mechanical devices that intermittently interrupt observation.
The American Heritage® Science Dictionary
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