An Etymological Dictionary of Astronomy and Astrophysics
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فرهنگ ریشه شناختی اخترشناسی-اخترفیزیک

M. Heydari-Malayeri    -    Paris Observatory

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<< < -es -iv -ti 21 a p abe abs abs aca acc acc acr act ada adh Adr aer AGB air Alf Alg all alp alt AM amo ana And ang ani ano Ant Ant apa apo app app Ara arc Ari arr Asi ass ast ast asy atm ato att aut ave axi Bab bal ban bar bar bea Bel Bes bia Big bin bin bip Bla bla bli blu Boh Bon bos Bou bra bri bro bur cal cal can Cap car Car cat Cau cea Cen cen cha Cha cha che chi 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 cop Cor CoR cor cos cos Cou cou CP- cre cri cro cub cur cya Cyg dan dar dau de- deb dec dec dee def deg del den den dep des deu dew dia dif dif dih dip dir dis dis dis dis dis diu doc dop dou DQ dry dus dwa dyn Dys Ear ecc eco edi EHB Ein ela ele ele ele ele ell eme emp end Eng ent epi equ equ era ESP eth Eur evi exa exc exe exi exp exp ext ext eye fac fal Far fed Fer fer fie fin fir fit fla flo flu fol for for Fou fra fre Fre fro fuz gai Gal Gal gam gas Gau gen gen geo geo geo gia glo gol gra gra gra gra gre gri gui H I hai Ham har Hau hea hec hel hel her HES hie hig his hom hor hot Hub Hul Huy hyd hyd hyl hyp ice ide ima imm imp imp inc ind ind ine inf inf inf inh inn ins ins int int int int int int int int inv ion ion Irr iso iso iso Jal JHK Jul jur Kel Kep kin kne 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 Max mea mec mel Mer Mes met met met mic mid Mil min mir mix mod mod mol mon mor mov mul muo mys nan nat Nav nec nep neu new New NGC Noa nom non non nor not nuc nuc num nyc obj obs obs oce odd OH Omi Oor ope opt opt opt orb ord Ori ort osc out ove oxi pai pan par Par Par par pas pea Pen per per per per Per per pha phl pho pho pho phy Pip Pla pla PLA pla ple plu pol pol pol pol pop pos pos pot Pra pre pre pre pre pri pri pro pro pro pro pro pro pro pse pul pur qua qua qua qua qui rad rad rad rad rad rad raf ran rar ray rea rea rec rec red red ref ref reg rel rel rel rep res res res res ret rev ric rig rin roc ROS rot Rox rus Sad sal sat sca sca Sch sci scy sec sec see sel sem sen Ser sex Sha she sho sid sig sil sim sin siz sle SMA SNR Sof sol sol sol sol sou Sou spa Sp spe spe spe sph spi Spi spr sta sta sta sta sta ste ste ste sto str str Sty sub sub suc sun sup sup sup sup sur Swa syn syn tac tas tel tem ter tes the the the the Tho thr tid tim Tit top tot tra tra TRA tra tre tri tri tru tum tur TY Typ ult una und uni uni uno upp urg UX Van var veg vel ver vib vio vir vis Voi vow wan wat wav WC wea wel whi Wil wir WNh wor X-r yel ytt zer zon > >>

Number of Results: 13046 Search : far
endoergic process
  فراروند ِ کاروژگیر   
farâravand-e kâružgir

Fr.: processus endoénergétique   

A nuclear or molecular process in which some of the energy of the incoming particle is absorbed by, or transferred to, the other particle.

endo- + -ergic, a combining form with the meanings "activated by, sensitive to, releasing, resembling the effect produced by the substance or phenomenon specified by the initial element," from → erg, → energy + → -ic; → process.

Farâravand, → process; kâružgir, from kâruž, → energy, + gir present stem of gereftan "to take, seize, catch" (Mid.Pers. griftan, Av./O.Pers. grab- "to take, seize," cf. Skt. grah-, grabh- "to seize, take," graha "seizing, holding, perceiving," M.L.G. grabben "to grab," from P.Gmc. *grab, E. grab "to take or grasp suddenly;" PIE base *ghrebh- "to seize").

endomorphism
  درون-ریخت‌مندی   
darun-rixtmandi

Fr.: endomorphisme   

A → morphism from an → object to itself.

endo-; → morphism.

endothermic process
  فراروند ِ گرماگیر   
farâravand-e garmâgir (#)

Fr.: processus endothermique   

Process during which heat is absorbed by the system from outside.

endo- + -therm, from Gk. therme "heat," from PIE *ghwerm-/*ghworm- "warm;" cf. Pers. garm "warm," L. fornax "an oven," O.E. wearm "warm" + → -ic.

From garmâ "heat, warmth" (Mid.Pers. garm, O.Pers./Av. garəma- "hot, warm," cf. Skt. gharmah "heat," Gk. thermos "warm," L. formus "warm," P.Gmc. *warmaz, O.E. wearm, O.H.G., Ger. warm, PIE *ghworm-/*ghwerm-, as above) + gir present tense stem of gereftan "to take, seize, catch" (Mid.Pers. griftan, Av./O.Pers. grab- "to take, seize," cf. Skt. grah-, grabh- "to seize, take," graha "seizing, holding, perceiving," M.L.G. grabben "to grab," from P.Gmc. *grab, E. grab "to take or grasp suddenly;" PIE base *ghrebh- "to seize").

endure
  ۱) پاییدن؛ ۲) تاب آوردن   
1) pâyidan; 2) tâb âvardan

Fr.: 1) durer; 2) supporter, endurer, tolérer   

1) Remain in existence; last.
2) Suffer (something painful or difficult) patiently (OxfordDictionaries.com).

From L. indurare "make hard," from in- + durare "to harden," from durus "hard," → duration.

Pâyidan, → last (v.);
Tâb âvardan b"endure," from tâb "toleration, patience," related to tavân, tavânestan "to be able," → conserve, + âvardan "to bring, to cause, produce," → production.

energetic
  ۱) کاروژمند؛ ۲) کاروژی   
1) kâružmand; 2) kâruži

Fr.: 1) de grande énergie, énergique; 2) énergétique   

1) Having a relatively high amount of energy.
2) Of or relating to energy.

energy + -t + → -ic.

energetic solar particles
  ذره‌های ِ خورشیدی ِ کاروژمند   
zarrehâ-ye xoršidi-ye kâružmand

Fr.: particules solaires énergétiques   

Electrons and atomic nuclei ejected by solar flares, travelling with velocities amounting to a fraction of the velocity of light, and energies mostly in the range 1-100 million → electronvolts (eV), but occasionally as high as 15 billion eVs. Also known as solar → cosmic rays.

Energetic, from Gk. energetikos, from energe-, → energy, + -tikos a suffix, equivalent in meaning to → -ic, occurring in adjectives; → solar; → particle.

Zarrehâ plural of zarré, → particle; xoršidi, → solar; kâružmand from kâruž, → energy, + -mand possession suffix.

energetics
  کاروژیک   
kâružik

Fr.: énergétique   

The total energy relations and transformations of energy within a particular physical, chemical, or biological system.

energy + -t + → -ics.

energy
  کاروژ   
kâruž

Fr.: énergie   

In physics, capacity for doing work.

From M.Fr. energie, from L.L. energia, from Gk. energeia "force in action, activity, operation," from energos "active, working," from en- "in, at" + ergon "work," from PIE base *werg- "to work" (cf. Av. varəz- "to work, do, perform, exercise;" Mod.Pers. varz-, varzidan "to labor, exercise, practise;" Arm. gorc "work;" Lith. verziu "tie, fasten, squeeze," vargas "need, distress;" Goth. waurkjan; O.E. wyrcan "work," wrecan "to drive, hunt, pursue").

Kâruž, literally "work strength," from kâr + . The first component kâr "work," Mid.Pers kâr, Mod./Mid.Pers. kardan "to do, to work," 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." The second component, , from Mid.Pers. ôž "strength" (ôžômand "strong"), Av. aogah-, aojah- "strength" (aojahvant- "strong") Skt. ojas- "strength" (ojasvant- "strong"); L. augustus "venerable," L.L. augmentare "to increase," from augere "to increase, enlarge, enrich;" Lith. augu "to grow;" Gk. auxo "increase;" Goth. aukan "to grow, increase;" O.E. eacien "to increase"); PIE *augos- "force," *aug- "to increase."

energy cascade
  پی‌شار ِ کاروژ   
peyšâr-e kâruž

Fr.: cascade d'énergie   

The → turbulent process whereby → kinetic energy is transformed into heat by the action of nonlinear coupling which transfers the energy from large eddies (→ eddy) to smaller and smaller eddies, finally arriving at → dissipative scales dominated by → viscosity (direct cascade). In the simplest case (3D homogeneous hydrodynamic turbulence), the resulting energy distribution is the → Kolmogorov spectrum. The reverse process also exists (inverse cascade) whereby energy is transferred to larger and larger eddies.

energy; → cascade.

energy density
  چگالی ِ کاروژ   
cagâli-ye kâruž

Fr.: densité d'énergie   

The amount of energy in the form of radiation per unit volume, expressed in ergs cm-3. In particular, the energy density of blackbody radiation at temperature T is aT4, where the radiation constant a = 7.56 × 10-15 erg cm-3 (K)-4.

energy; → density.

energy generation equation
  هموگش ِ آزانش ِ کاروژ   
hamugeš-e âzâneš-e kâruž

Fr.: équation de génération d'énergie   

Of a stellar → nuclear fusion, the equation describing the → energy generation rate as a function of → density and → temperature.

energy; → generation; → equation.

energy generation rate
  نرخ ِ آزانش ِ کاروژ   
nerx-e âzâneš-e kâruž

Fr.: taux de génération d'énergie   

Of a stellar → nuclear fusion, the energy produced per unit mass per unit time, usually denoted ε (erg g-1s-1). The general form of the energy generation equation is: ε = ε0ρλTν, where ε0, ρ, and λ are constants over some efficiently restricted range of → temperature T, → density ρ, and → chemical composition. The temperature exponent ν is about 4, 15, and 40 for → proton-proton chain, → CNO cycle, and → triple alpha process, respectively.

energy; → generation; → rate.

energy level
  تراز ِ کاروژ   
tarâz-e kâruž

Fr.: niveau d'énergie   

Any of the several discrete states of energy which a particle, atom, or molecule can adopt under conditions where the possible values are restricted by quantum mechanical laws.

energy; → level.

energy spectrum
  بیناب ِ کاروژ   
binâb-e kâruž

Fr.: spectre d'énergie   

Of cosmic rays, the plot representing the number of particles as a function of their energy.

energy; → spectrum.

energy state
  حالت ِ کاروژ   
hâlat-e kâruž

Fr.: état d'énergie   

Same as → energy level.

energy; → state.

energy transfer
  تراوژ ِ کاروژ   
tarâvaž-e kâruž

Fr.: transfert d'énergie   

The → conversion of one → form of energy into another, or the movement of energy from one place or system to another.

energy; → transfer.

energy-momentum tensor
  تانسور ِ کاروژ-جنباک   
tânsor-e kâruž-jonbâk

Fr.: tenseur énergie-quantité de mouvement   

A tensor (Tμν) related to the → Einstein tensor through → Einstein's field equations. The energy-momentum tensor depends upon the distribution of the → energy and → matter in the space.

energy; → momentum; → tensor.

engine
  موتور   
motor (#)

Fr.: moteur   

1) Any machine that converts energy, especially heat energy, into mechanical power or motion.
2) The part of a processor or software program that determines how the program manages and manipulates data. The term is most often used in relation to a specific task.

M.E. engin, from O.Fr. engin "skill, cleverness; war machine," from L. ingenium "inborn qualities, talent," from → in- "in" + gen-, root of gignere "to beget, produce;" cognate with Pers. zâdan "to bring forth, give birth;" → generate.

Motor, loanword from Fr. moteur, from L. motor "mover," from movere "to move."

engineer
  مهندس   
mohandes (#)

Fr.: ingénieur   

A person who designs, constructs, or works with engines or machines.

M.E. engin(e)our, from O.Fr. engigneor, from L.L. ingeniare, → engine.

Mohandes, from Ar. muhandis "measurer," from Pers. andâzé, → measure.

engineering
  مهندسی   
mohandesi (#)

Fr.: ingénierie   

The action, work, or profession of an engineer.

engineer + → -ing.

<< < -es -iv -ti 21 a p abe abs abs aca acc acc acr act ada adh Adr aer AGB air Alf Alg all alp alt AM amo ana And ang ani ano Ant Ant apa apo app app Ara arc Ari arr Asi ass ast ast asy atm ato att aut ave axi Bab bal ban bar bar bea Bel Bes bia Big bin bin bip Bla bla bli blu Boh Bon bos Bou bra bri bro bur cal cal can Cap car Car cat Cau cea Cen cen cha Cha cha che chi 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 cop Cor CoR cor cos cos Cou cou CP- cre cri cro cub cur cya Cyg dan dar dau de- deb dec dec dee def deg del den den dep des deu dew dia dif dif dih dip dir dis dis dis dis dis diu doc dop dou DQ dry dus dwa dyn Dys Ear ecc eco edi EHB Ein ela ele ele ele ele ell eme emp end Eng ent epi equ equ era ESP eth Eur evi exa exc exe exi exp exp ext ext eye fac fal Far fed Fer fer fie fin fir fit fla flo flu fol for for Fou fra fre Fre fro fuz gai Gal Gal gam gas Gau gen gen geo geo geo gia glo gol gra gra gra gra gre gri gui H I hai Ham har Hau hea hec hel hel her HES hie hig his hom hor hot Hub Hul Huy hyd hyd hyl hyp ice ide ima imm imp imp inc ind ind ine inf inf inf inh inn ins ins int int int int int int int int inv ion ion Irr iso iso iso Jal JHK Jul jur Kel Kep kin kne 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 Max mea mec mel Mer Mes met met met mic mid Mil min mir mix mod mod mol mon mor mov mul muo mys nan nat Nav nec nep neu new New NGC Noa nom non non nor not nuc nuc num nyc obj obs obs oce odd OH Omi Oor ope opt opt opt orb ord Ori ort osc out ove oxi pai pan par Par Par par pas pea Pen per per per per Per per pha phl pho pho pho phy Pip Pla pla PLA pla ple plu pol pol pol pol pop pos pos pot Pra pre pre pre pre pri pri pro pro pro pro pro pro pro pse pul pur qua qua qua qua qui rad rad rad rad rad rad raf ran rar ray rea rea rec rec red red ref ref reg rel rel rel rep res res res res ret rev ric rig rin roc ROS rot Rox rus Sad sal sat sca sca Sch sci scy sec sec see sel sem sen Ser sex Sha she sho sid sig sil sim sin siz sle SMA SNR Sof sol sol sol sol sou Sou spa Sp spe spe spe sph spi Spi spr sta sta sta sta sta ste ste ste sto str str Sty sub sub suc sun sup sup sup sup sur Swa syn syn tac tas tel tem ter tes the the the the Tho thr tid tim Tit top tot tra tra TRA tra tre tri tri tru tum tur TY Typ ult una und uni uni uno upp urg UX Van var veg vel ver vib vio vir vis Voi vow wan wat wav WC wea wel whi Wil wir WNh wor X-r yel ytt zer zon > >>