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: 12929 Search : far
generative
  آزاننده، آزانشی   
âzânandé, âzâneši

Fr.: génératif   

1) Capable of producing or creating.
2) Pertaining to the production of offspring.

generate; → -ive.

generator
  آزانگر   
âzângar

Fr.: générateur   

1) A machine for converting one form of energy into another.
2) Geometry: That which creates a line, a surface, a solid by its motion.

From L. generator "producer," from genera(re)generate + -tor a suffix forming personal agent nouns from verbs and, less commonly, from nouns.

Âzângar, from âzân the stem of âzânidangenerate + -gar suffix of agent nouns, from kar-, kardan "to do, to make" (Mid.Pers. kardan; O.Pers./Av. kar- "to do, make, build," Av. kərənaoiti "makes;" cf. Skt. kr- "to do, to make," krnoti "makes," karma "act, deed;" PIE base kwer- "to do, to make").

genetic
  ژنتیک، ژنتیکی   
ženetik (#), ženetiki (#)

Fr.: génétique   

Pertaining or according to → genetics or → genes.

From Gk. genetikos, from genesis "origin," → gene; → -ic.

genetics
  ژنتیک   
ženetik (#)

Fr.: génétique   

The study of heredity and inheritance, of the transmission of traits from one individual to another, of how genes are transmitted from generation to generation.

From → genetic and → -ics.

genitive case
  کاته‌ی ِ دارشتی   
kâte-ye dârešti

Fr.: genetif   

The → grammatical case that marks a noun or pronoun typically expressing "possession" or "origin." In English, the genitive case of a noun is shown in writing by adding an s together with an appropriately positioned apostrophe or creating it by using the pronoun of. For instance: "John's house," or "the house of John." A → synthetic language would express the same idea by putting the name "John" in the genitive case. Also called → possessive case.

From O.Fr. genitif or directly from L. (casus) genitivus "case expressing possession, source, or origin," from genitivus "of or belonging to birth," from genitus, p.p. of gignere "to beget, produce," → generate; → case.

Dârešti, → possessive; kâté, → case..

genius
  ۱) فرهوش؛ ۲) فرهوشی   
1) farhuš; 2) farhuši

Fr.: génie   

1) An exceptionally intelligent person or one with exceptional skill in a particular area of activity.
2) Exceptional intellectual or creative power or other natural ability (Oxford Dictionaries).

From L. genius "tutelary deity or genius of a person;" originally "generative power," from gignere "beget, produce," → generate.

Farhuš, from far- intensive prefix "much, abundant; elegantly," → perfect, + huš, → intelligence. Farhuši, from farhuš + -i.

genocide
  نژادکشی   
nežâdkoši (#)

Fr.: génocide   

The deliberate and systematic extermination of a national, racial, political, or cultural group (Dictionary.com).

From Gk. genos "race, kind," → generate, + → -cide.

Nežâdkoši, from nežâd, → race, + koši, → -cide.

genus
  سرده   
sardé (#)

Fr.: genre   

1) Biology: The usual major subdivision of a family or subfamily in the classification of organisms, usually consisting of more than one species.
2) Logic: A class or group of individuals, or of species of individuals.
3) A kind; sort; class (Dictionary.com).

From L. genus "race, stock, kind, gender;" cognate with Gk. genos "race, kind," and gonos "birth, offspring, stock," → generate.

Sardé, from Mid.Pers. sardag "sort, kind;" Av. sarrəδa- "kind, type."

geo-
  زمین-   
zamin- (#)

Fr.: géo-   

A combining form meaning "the earth," used in the formation of compound words.

Geo-, form Gk. ge "earth, land, ground, soil."

Zamin, zami "earth, ground," from Mid.Pers. zamig "earth;" Av. zam- "the earth;" cf. Skt. ksam; Gk. khthôn, khamai "on the ground;" L. homo "earthly being" and humus "the earth" (as in homo sapiens or homicide, humble, humus, exhume); PIE root *dh(e)ghom "earth."

geocentric
  زمین‌مرکزی   
zamin-markazi (#)

Fr.: géocentrique   

1) Relating to, measured from, or with respect to the center of the Earth.
2) Having the earth as a center. → geocentric coordinate system, → Geocentric Coordinate Time, → geocentric cosmology, → geocentric parallax, → geocentric system.

geo- + → center + -ic an adjective-forming suffix.

geocentric coordinate system
  راژمان ِ هماراها‌ی ِ زمین‌مرکزی   
râžmân-e hamârâhâ-ye zamin-markazi

Fr.: système de coordonnées géocentriques   

A coordinate system which has as its origin the center of the Earth.

geocentric; → coordinate; → system.

Geocentric Coordinate Time (TCG)
  زمان ِ همارا‌ی ِ زمین‌مرکزی   
zamân-e hamârâ-ye zamin-markazi

Fr.: Temps coordonné géocentrique   

The proper time experienced by a clock at rest in a coordinate frame co-moving with the center of the Earth, i.e. a clock that performs exactly the same movements as the Earth but is outside the Earth's gravity well. TCG was defined in 1991 by the International Astronomical Union as one of the replacements for Barycentric Dynamical Time (TDB).

geocentric; → coordinate; → time.

geocentric cosmology
  کیهان‌شناسی ِ زمین‌مرکزی   
keyhân-šenâsi-ye zamin-markazi (#)

Fr.: cosmologie géocentrique   

A model of the Universe in which the Earth is centrally located and the Sun, planets, and stars revolve around the Earth.

geocentric; → cosmology.

geocentric latitude
  ورونای ِ زمین-مرکزی   
varunâ-ye zamin-markazi

Fr.: latitude géocentrique   

The angle between the geocentric location vector and the → geodetic equator.

geocentric; → latitude.

geocentric longitude
  درژنای ِ زمین-مرکزی   
derežnâ-ye zamin-markazi

Fr.: longitude géocentrique   

The same as → geodetic longitude.

geocentric; → longitude.

geocentric parallax
  دیدگشت ِ زمین‌مرکزی   
didgašt-e zamin-markazi

Fr.: parallaxe géocentrique   

The difference between the direction of an object as seen from a point on the surface of the Earth and the direction in which it would be seen from the Earth's center. Also known as → diurnal parallax.

geocentric; → parallax.

geocentric system
  راژمان ِ زمین‌مرکزی   
râžmân-e zamin-markazi

Fr.: système géocentrique   

An ancient model of the Universe whereby all the celestial bodies travel around the Earth in circular orbits. Eudoxus of Cnidus (c. 390- c. 337 BC), one of Plato's pupils, maintained that all objects in the sky are attached to moving crystalline spheres, with the Earth at the centre. This model is often named → Ptolemaic system after its most famous supporter, the Greco-Roman astronomer Ptolemy.

geocentric; → system.

geochemical
  زمین-شیمیک، زمین-شیمیایی   
zamin-šimik, zamin-šimiyâyi

Fr.: géochimique   

Of or relating to → geochemistry.

geochemistry; → -al.

geochemistry
  زمین-شیمی   
zamin-šimi

Fr.: géochimie   

A field of science that is concerned with the relative abundance, distribution, and the movement of → chemical elements in the → Earth's crust or other → solar system objects.

geo-; → chemistry.

geocorona
  زمین‌تاج   
zamin-tâj (#)

Fr.: géocouronne   

The outermost part of Earth's atmosphere, a tenuous halo of hydrogen and some helium extending out to perhaps 15 Earth radii, which emits Lyman-alpha radiation when it is bombarded by sunlight.

From → geo- + → corona.

<< < -es -iv -ti 217 a- abe abs abs acc acc ach act act ada adi adv aff agg Alc Alf ali all alp alt Ama amp ana ang ang ann ano ant ant ape apo app aps arc arg arm art ass ast ast ast atm ato att aur aut axi B-t bai Bal bar bar Be bee Bes bi- bif bin bin bio bis bla bli blu Boe Bol bor bou bra bri Bro bum CAI cal Can cap car car cat cat CCD Cel cen CGS cha cha che che chr cir cir civ cla clo clo CMB coa coe coh col col col Com com com com com com com com com con con con con con con con con con con con coo cor cor cor cos cos cos cou cov cra cri cro cry cum cur cyc d'A dar dat DC dea dec dec dec def def deh Del den dep des det dev dia dif dif dif dim dip dir dis dis dis dis dis div dom dou dou dri dup dus dyn dyn ear eas ecl Edd eff Ein Ekm ele ele ele ele ell emb emi enc ene ent eph equ equ equ eru eth eup eve EX exc exe exi exo exp ext ext ext fac fal far fec Fer fer fie fin fir fis fla flo flu fog for for Fou fra fre Fre Fro fus G-t gal gal Gam gas Gau Gem gen geo geo geo gia gla gol gra gra gra gra Gre Gre gui H a haf Hal har har He- hea hel Hel her Her hie hig his hom hor hot Hub Hug hur hyd hyd hyl hyp ice ide ima imp imp imp inc ind ind ine inf inf Inf inj InS ins int int int int int int int int inv inv ion iro Isl iso iso Jac jet jud jur Kel Kep kil kly L d Lag lam Lap lar lat law Lea len lep lib lig lin lin lin liq lit loc log lon Los low lum lun Lut Lyr mac mag mag mag mag mag maj man Mar mas mas mat mea mec mem mer mes met met met mic mid mil min Mir Miz mod mol mon moo MOS mul mul mut nai nas nat neb neg Neu neu New New Nih noi non non non nor nuc nuc nul nut obj obl obs occ oct off old one ope opp opt opt orb ord org Ori osc oth ove oxi pac Pal par par Par par pas Pau Pel per per per per per per pha phi pho pho pho phy pip Pla pla pla pla pla Plu Poi pol pol pol pop pos pos pot Pra pre pre pre Pri pri pri pro pro pro pro pro pro pro Pto pul puz qua qua qua qua qui rad rad rad rad rad rad rai ran Ras Ray rea rec rec rec red red ref reg reg rel rel rel rep res res res res rev rhe Rie Rig Rit roe Ros rot Ruf Ryd Sag sam sat sca sca Sch Sco sec sec sec seg sel sem sen set sha SHB sho sib sie sil sim sin sit sky slo sno sod sol sol sol sol sor sou Spa spa spe spe spe sph spi Spi spr sta sta sta sta sta ste ste Ste sto str str sub sub sub suf sun sup sup sup sup sur swo syn sys tak Tay Tel ten ter tet the the the thi Tho thu tid tim toa top tot tra tra tra tra tri tri tro Tru tur twi Typ UBV ult unb uni uni uni up ura uti val var vec Vel ver ver vig vir vis VLT vol wad was wav wav wea wei Whe Wie win WN5 Wol X-r yea You zer zod > >>