photochronograph

[ foh-tuh-kron-uh-graf, -grahf ]
/ ˌfoʊ təˈkrɒn əˌgræf, -ˌgrɑf /

noun

a device formerly used for taking a series of instantaneous photographs of a rapidly moving object.
a picture taken by such a device.
a chronograph in which the tracing or record is made by a pencil of light on a sensitized surface.
an instrument for measuring small intervals of time by the photographic trace of a pencil of light.

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Origin of photochronograph

First recorded in 1885–90; photo- + chronograph

OTHER WORDS FROM photochronograph

pho·to·chro·nog·ra·phy [foh-toh-kruh-nog-ruh-fee] /ˌfoʊ toʊ krəˈnɒg rə fi/, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for photochronograph

photochronograph
/ (ˌfəʊtəʊˈkrɒnəˌɡrɑːf, -ˌɡræf) /

noun

physics an instrument for measuring very small time intervals by the trace made by a beam of light on a moving photographic film

Derived forms of photochronograph

photochronography (ˌfəʊtəʊkrəˈnɒɡrəfɪ), noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012