planigraph

planigraph
\\-raf, -rȧf\ noun
Etymology: plani- + -graph

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—planigraphy /pleuh nig"reuh fee/, n.
/play"ni graf', -grahf', plan"i-/, n. Med.
an x-ray photograph in which a given plane of the body is well defined and those above and below it purposely out of focus.
Also, planigram /play"ni gram', plan"i-/.
[1880-85; PLANI- + -GRAPH]

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planigraph /planˈi-gräf/ noun
An instrument for reducing or enlarging drawings
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Main Entry: ↑plani-

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planigraph
(ˈplænɪgrɑːf, -æ-)
[ad. F. planigraphe, f. plani- + Gr. -γραϕος: see -graph.]
An instrument (invented by Marmet, of Versailles) for reducing or enlarging drawings.
It consists of a rule fitted with two scales having graduations of different magnitude, placed end to end in opposite directions, and turning about a pivot at the point of junction; it is provided with a number of different scales for different degrees of reduction.
in Knight Dict. Mech. Supp.

Useful english dictionary. 2012.

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Look at other dictionaries:

  • planigraph — planigraphy /pleuh nig reuh fee/, n. /play ni graf , grahf , plan i /, n. Med. an x ray photograph in which a given plane of the body is well defined and those above and below it purposely out of focus. Also, planigram /play ni gram , plan i /.… …   Universalium

  • planigraph — instrument for copying drawings at a different scale Scientific Instruments …   Phrontistery dictionary

  • planigraph — n. X ray image that focuses on one specific plane of the body …   English contemporary dictionary

  • planigraph — pla·ni·graph …   English syllables

  • plani- — var. of plano 1: planigraph. * * * …   Universalium

  • Scientific Instruments — Have you ever been in the middle of a class lecture, medical examination or episode of Star Trek only to realise suddenly that you have no clue what all those gizmos, gadgets and other scientific instruments actually do? If so, your problems are… …   Phrontistery dictionary

  • stereoplanigraph — stereo·planigraph …   English syllables

  • stereoplanigraph — “+ noun Etymology: International Scientific Vocabulary stere + planigraph : an instrument for making topographic maps from observations made with a stereocomparator …   Useful english dictionary

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