An Etymological Dictionary of Astronomy and Astrophysics
English-French-Persian

فرهنگ ریشه شناختی اخترشناسی-اخترفیزیک

M. Heydari-Malayeri    -    Paris Observatory

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Number of Results: 46 Search : graph
-graph
   -نگار   
-negâr (#)

Fr.: -graphe   

A suffix meaning "drawn, written," specialized in meaning to indicate the instrument rather than the written product of the instrument.

A suffix, from Gk. -graphos "(something) drawn or written, one who draws or writes," from graphein "to draw, write."

A suffix from the stem of negârdan, negâštan "to paint, write," → graph.

-graphic
   -نگاریک   
-negârik

Fr.: -graphique   

An adjective relating to → -graph.

-graph + → -ic.

-graphy
   -نگاری   
-negâri (#)

Fr.: -graphie   

A combining form denoting a process or form of drawing, writing, representing, recording, describing, etc., or an art or science concerned with such a process. Examples: geography; orthography; → photography; → radiography; → selenography; → tomography.

graph.

areography
  بهرام‌نگاری   
Bahrâm-negâri

Fr.: aréographie   

The study of the surface features of Mars; the geography of Mars.

Areography, from Gk. Ares "Mars" + → -graphy.

Bahrâm-negâri, from Bahrâm "Mars" + -negâri-graphy.

astrograph
  اخترنگار   
axtarnegâr (#)

Fr.: astrographe   

A photographic instrument with great light gathering power which is used to photograph a large field in a single exposure.

Astrograph, from → astro- + → graph.

Axtarnegâr, from axtar, → astro-, + -negâr, → -graph.

astrophotography
  اختر‌شیدنگاری، شیدنگاری ِ اختری   
axtar-šidnegâri, šidnegâri-ye axtari

Fr.: astrophotographie   

The photography of stars, other celestial bodies, and stellar fields.

astro-, → photography.

chronograph
  گاه‌نگار   
gâhnegâr

Fr.: chronographe   

A very accurate instrument that measures, indicates, or graphically records time intervals such as the duration of an event.

Chronograph, from Gk. khronos "time" + → -graph.

Gâhnegâr, from gâh "time" + negâr, → -graph.

coronagraph
  هورتاجنگار، تاجنگار   
hurtâjnegâr (#), tâjnegâr (#)

Fr.: coronographe   

An instrument which, when used in a telescope, produces an artificial eclipse, permitting the study of the → solar corona without a total eclipse of the Sun. It was invented in 1930 by the French astronomer Bernard Lyot (1897-1952).

From → corona + → -graph.

cosmography
  کیهان‌نگاری   
keyhânnegâri

Fr.: cosmographie   

1) A literal description of the world or of the Universe.
2) Cosmology: Mapping the time evolution of the cosmic expansion; measurement of the cosmic distances.

cosmo- + → -graphy.

cross-dispersing spectrograph
  بیناب‌نگار با پاششِ چلیپا‌یی، ~ ~ ~ خاجی   
binâbnegâr bâ pâšeâš-e chalipaayi, ~ ~ ~ xâji

Fr.: spectrographe à dispersion croisée   

A spectrograph that utilizes cross dispersion.

cross; → dispersion; → spectrograph.

crystallography
  بلورشناسی   
boluršenâsi (#)

Fr.: cristallographie   

The science of forms, properties, and structure of crystals.

crystal; → -graphy; → -logy.

Doppler tomography
  برش نگاری ِ دوپلر   
borešnegâri-ye Doppler

Fr.: tomographie Doppler   

A technique using a series of Doppler-shifted line profiles at different orbital phases in cataclysmic variable stars (CVs) to image the compact system in the light of a particular emission line. Although developed for CVs, the method has wider applications. An alternative method is → eclipse mapping.

Doppler effect; → tomography.

echelle spectrograph
  بیناب‌نگار ِ نرده‌ای   
binâbnegâr-e narde-yi (#)

Fr.: spectrographe à échelle   

A spectrograph that uses an echelle grating to disperse the light.

echelle grating; → spectrograph.

geographic
  زمین‌نگاریک   
zaminnegârik

Fr.: géographique   

Of or pertaining to → geography.

geography; → -ic.

geographic coordinate system
  راژمان ِ هماراهای ِ زمین‌نگاریک   
râžmân-e hamârâhâ-ye zaminnegârik

Fr.: système de coordonnées géographiques   

A → ccordinate system on the surface of the Earth that defines every location by a set of numbers and letters, indicating the → latitude and → longitude.

geographic; → coordinate; → system.

geographic latitude
  ورونای ِ زمین‌نگاریک   
varunâ-ye zaminnegârik

Fr.: latitude géographique   

A synonym for → geodetic latitude or → astronomical latitude.

geographic; → latitude.

geographic north pole
  قطب ِ هودر ِ زمین‌نگاریک   
qotb-e hudar-e zaminnegârik

Fr.: pôle nord géographique   

north pole.

geographic; → north; → pole.

geographic south pole
  قطب ِ دشتر ِ زمین‌نگاریک   
qotb-e daštar-e zaminnegârik

Fr.: pôle sud géographique   

south pole.

geographic; → south; → pole.

geography
  زمین‌نگاری   
zaminnegâri (#)

Fr.: géographie   

The science dealing with the areal differentiation of the Earth's surface, as shown in the character, arrangement, and interrelations over the world of such elements as climate, elevation, soil, vegetation, population, land use, industries, or states, and of the unit areas formed by the complex of these individual elements (Dictionary.com).

geo-; → -graphy.

graph
  نگاره   
negâré (#)

Fr.: diagramme, graphique, graphe   

A visual representation of data that displays the relationship among variables, usually cast along X and Y axes.

Short for graphic (formula), from L. graphicus "of painting or drawing," from Gk. graphikos "able to draw or paint," from graph(ein) "to draw, write" + -ikos, → ic.

Negâré, from negâr "picture, figure" (verb negârdan, negâštan "to paint"), from prefix ne-, O.Pers./Av. ni- "down; into," → ni-, + gâr, from kar-, kardan "to do, to make" (Mid.Pers. kardan; O.Pers./Av. kar- "to do, make, build;" Av. kərənaoiti "he makes;" cf. Skt. kr- "to do, to make," krnoti "he makes, he does," karoti "he makes, he does," karma "act, deed;" PIE base *kwer- "to do, to make").

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