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trimetrogon

[ trahy-me-truh-gon ]

adjective

  1. of or relating to a system of aerial photography using three cameras, one pointed directly downward and the others at 60° to it.


trimetrogon

/ traɪˈmɛtrəˌɡɒn /

noun

    1. a method of aerial photography for rapid topographic mapping, in which one vertical and two oblique photographs are taken simultaneously
    2. ( as modifier )

      trimetrogon photography

“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
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Word History and Origins

Origin of trimetrogon1

1940–45; tri- + Greek métro ( n ) measure + -gon
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Word History and Origins

Origin of trimetrogon1

from tri- + metro- , from Greek metron measure + -gon
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Example Sentences

The most important new invention is "trimetrogon" photography.

The trimetrogon method, by making it possible to space charting flights 25 miles apart instead of only four to six, has enormously accelerated mapping.

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trimetric projectiontrimmer