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 ash ass ast ast asy atm ato att aut ave axi Bab bal Bal bar bar bea Bek Bes bia Big bin bin bip biv bla bli blu Boh Bol Bos bou bra bri bro buo cal cal can cap car Car cat cat CCD Cen cen CH cha cha che Che chr cir cir cit cla clo clo clu 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 con Cop Cor cor cor cos cos cou cou Cow cre cri cro cry cur cya Cyg dan dar dat de- deb dec dec ded def deg del dem den dep des det dev dia dif dif dih dio Dir dis dis dis dis dis dis DO don dou dow dro dur dwa dyn Dys ear ebb ecl edg egg Ein Ela ele ele ele ele ell eme emp enc eng ent epi equ equ equ esc eth Eur Eve exa exc exe exi exp exp ext ext ext fac fal far fed Fer fer fie fin fir fis fla flo flu fol for for fou fra fre Fre fro fut G-t gal gal gam gas Gau Gem gen geo geo geo gia Gli Gol gra gra gra gra gre gri gui H I Hag hal har hat He- hea hel Hel her Hes hie hig his hom hor hot Hub Hug hur hyd hyd hyg hyp ice ide ima Ima imp imp inc inc ind ine inf inf inf ing inn ins ins int int int int int int int int inv Io ion iro isl iso iso Jac jet jud jur Kel Kep kil Klo Kui Lag lam Lap Lar lat law lea len lep Lib lig lim lin lin Lio lit loc LOF lon Lor low lum lun Lup Lyo mac mag mag mag mag mag mai man Mar mas mas mat Max mea mec Meg Mer Mer met met Met mic Mid Mil min Mir mit mod mod mol mon Mor mou mul mul mys nan Nat nau nec neo neu nev New NGC no nom non non nor not nuc nuc num nut obj obs obs occ ocu oft ome Oor ope opp 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 phi pho pho pho phy pio Pla pla pla pla Pla plu Poi pol pol pol poo pos pos pot pra pre pre pre pre pri pri pro pro pro pro pro Pro pro pse pul pur qua qua qua qua que rac rad rad rad rad rad rad ran rar ray rea rea rec rec red red ref ref reg rel rel rel ren res res res res ret rev Ric rig rin roc roo rot rot Rus Sac sal sat sca sca Sch sci Scu sec sec Sed sel Sel sen ser Sex Sha she sho sid sig sil sim sin siz sla Sma sno sof sol sol sol sol sou sou spa spa spe spe spe sph spi spi spr squ sta sta sta sta ste ste ste Sto Str str str sub sub suc sun sup sup sup sup sur swa syn syn tab tar tek tem ter tes the the the the Tho thr tid tim Tis Too Tor tra tra Tra tra tra tri tri tru Tul tur two Typ ult un- und uni uni unk upp Urc utt val var vec vel ver vib vio vir vis voi vor wan wat wav wax wea Wei whi Wil win WN9 wor X-r yel you zer zod > >>

Number of Results: 13048 Search : far
projector
  فراشانگر، فراشاننده   
farâšângar, farâšânandé

Fr.: projecteur   

An apparatus for projecting an image from a film, a slide onto a screen.
A device for projecting a beam of light.

project + → -or.

prolate
  کشیده   
kešidé (#)

Fr.: allongé   

Elongated in the direction of the polar diameter; opposed to → oblate

From L. prolatus, pt.p. of proferre "to bring forward, extend," from → pro- + → oblate.

Kešidé p.p. of Mod./Mid.Pers. kešidan, kašidan "to draw, protract, trail, drag, carry," dialectal Yaqnavi xaš "to draw," Qomi xaš "streak, stria, mark," Lori kerr "line;" Av. karš- "to draw; to plow," karša- "furrow;" Proto-Iranian *kerš-/*xrah- "to draw, plow;" cf. Skt. kars-, kársati "to pull, drag, plow;" Gk. pelo, pelomai "to move, to bustle;" PIE base kwels- "to plow."

prolate spheroid
  کره‌وار ِ کشیده   
korevâr-e kešidé

Fr.: sphéroïde allongé   

An ellipsoid produced by rotating an ellipse through 360° about its major axis. → oblate spheroid.

prolate; → spheroid.

Prometheus
  پرومتیءوس   
Prometeus (#)

Fr.: Prométhée   

The third closest satellite of Saturn, also known as Saturn XVI, orbiting at a distance of 139,350 km. It orbits Saturn in 0.613 days and acts as a shepherd moon to Saturn's F ring beyond it. It is irregularly shaped, 145 x 85 x 62 km. Prometheus was iscovered by S. Collins and others in 1980 from Voyager photos.

In Gk. mythology, Prometheus was a Titan who stole fire from Olympus and gave it to humankind, for which Zeus punished him horribly; son of Iapetus; brother of Atlas and Epimetheus. The name literally means "forethought," from from promethes "thinking before," from → pro- "before" + mathein "to learn," from enlargement of PIE base *men- "to think;" → idea for Pers. cognates.

promethium
  پرومتیوم   
prometiom (#)

Fr.: prométhium   

Artificially produced radioactive chemical element; symbol Pm, the last of the rare-earths family elements to be discovered. Atomic number 61; mass number of most stable isotope 145; melting point 1,042°C; boiling point 3,000°C.

From → Prometheus. The name promethium was preferred to prometheum because most metallic elements have names ending in ium and eum would have caused problems.

prominence
  زبانه   
zabâné (#)

Fr.: protubérance   

A loop of hot, luminous gas in the Sun's → corona consisting of cool dense → plasma supported by magnetic fields. Prominences appear bright when seen against the cool blackness of space. When they are in silhouette against the disk they are known as → filaments. Their spectrum is dominated by lines of hydrogen, helium, and calcium. Prominences have temperatures of about 10,000 K, typical of the solar → chromosphere, and densities 100 times greater than the corona. There are → quiescent prominences and → active prominences.

From L. prominentia "a jutting out, protuberance," from prominere "jut or stand out," from → pro- "forward" + minere "to project."

Zabâné "tongue-like" (flame), from zabân "tongue; → language," + suffix .

promise
  ۱) فرگُت؛ ۲) فرگُتیدن   
1) fargot; 2) fargotidan

Fr.: 1) promesse; 2) promettre   

1a) A declaration that something will or will not be done, given, etc., by one.
1b) An express assurance on which expectation is to be based.
2) To engage or undertake by promise; to make a promise (Dictionary.com).

M.E. promis(se), from O.Fr. promesse "promise, guarantee, assurance" and directly from L. promissum "a promise," from promittere "send forth; let go; assure beforehand, promise," from → pro- + mittere "to release; send."

Fargot, literally "word (say, saying) put forth," from far-, variant of farâ-, → pro-, + got, from gotan, gutan (as in Kurd. (Kurm.) gôtin, guhtin, (Sor.) gutin, Gilaki gutan, Shahmerzadi. -got- "to speak"), variant of goftan "to say, tell, utter," Mid.Pers. guftan; O.Pers. gaub- "to say."

promising
  فرگتنده   
fargotandé

Fr.: prometteur   

Showing signs of future success (OxfordDictionaries.com).

promise; → -ing.

promote
  فرکشنیدن، فرکشن کردن   
farkašanidan, farkašan kardan

Fr.: promouvoir   

1) To further or encourage the progress or existence of.
2) To raise to a higher rank, status, degree, etc.
3) (Education) To advance (a pupil or student) to a higher course, class, etc.
4) To urge the adoption of; work for.
5) (Marketing) To encourage the sale of (a product) by advertising or securing financial support (FreeDictionary.com).

M.E. promoten, from O.Fr. promoter and directly from L. promotus, p.p. of promoverepro- "forward" + movere "to → move."

Farkašanidan, farkašan kardan, verb from farkašan, → promotion.

promotion
  فرکشن   
farkašan

Fr.: promotion   

1) The act of promoting someone to a higher job, grade, or rank, or the fact of being so promoted.
2) Support or encouragement of the progress, growth, or acceptance of something.
3) An act, event, or offer that helps to increase interest in or demand for something (FreeDictionary.com).

Verbal noun of → promote.

Farkašan, literally "draw forward, pull up," from far-, variant of farâ-, → pro-, + kašan "drawing, pull," from kaš present stem of kašidan, → galaxy, + noun suffix -an.

prompt
  تند، بی‌درنگ   
tond (#), biderang (#)

Fr.: rapide, instantané, prompt   

Quick, at once or without delay.

M.E., from O.Fr. prompt, from L. promptus "brought forth, ready, quick," p.p. of promere "to bring forth," from → pro- "forward" + emere "to take."

Tond, "swift, rapid, brisk; fierce, severe," Mid.Pers. tund "sharp, violent;" Sogdian tund "violent;" cf. Skt. tod- "to thrust, give a push," tudáti "he thrusts;" L. tundere "to thrust, to hit" (Fr. percer, E. pierce, ultimately from L. pertusus, from p.p. of pertundere "to thrust or bore through," from per- + tundere, as explained); PIE base *(s)teud- "to thrust, to beat."
Biderang "without delay," from bi- negation prefix, → in-, + derang, → delay.

prompt neutrons
  نوترون‌های ِ تند   
notronhâ-ye tond (#)

Fr.: neutrons instantanés   

Neutrons emitted immediately by a nucleus undergoing fission, as opposed to → delayed neutrons, which are emitted by one of the fission products an appreciable time interval after the fission event (from a few milliseconds to a few minutes).

prompt; → neutron.

prompt supernova explosion
  اسکفت ِ تند ِ نو‌اختر، ~ بی‌درنگ ِ ~   
oskaft-e tond-e abar-now-axtar, ~ biderang-e ~

Fr.: explosion rapide de supernova   

A mechanism predicted by theoretical models of → supernova explosion in the case when the → supernova shock breaks through the outer edge of the collapsing → iron core before losing all of its energy (through → photodisintegration of the iron nuclei) and manages to expel the stellar envelope. Compare with → delayed supernova explosion.

prompt; → supernova; → explosion. See also → delay.

pronoun
  فرانام   
farânâm

Fr.: pronom   

A grammatical element which replaces a noun previously mentioned.

From M.Fr. pronom, from L. pronomen, from → pro- "in place of" + nomen, → name.

Farânâm, literally "noun (put) forth (to replace)," from farâ- "forward, along, opposing, facing," → pro- + nâm, → name.

pronounce
  فرژاییدن   
faržâyidan

Fr.: prononcer   

1) To enunciate or articulate (sounds, words, sentences, etc.).
2) To utter or sound in a particular manner in speaking:

pro-; → announce.

pronunciation
  فرژایش   
faržâyeš

Fr.: prononciation   

1) The act or result of producing the sounds of speech, including articulation, stress, and intonation, often with reference to some standard of correctness or acceptability.
2) An accepted standard of the sound and stress patterns of a syllable, word, phrase, etc.(Dictionary.com).

Verbal noun of → pronounce.

proof
  آوین   
âvin

Fr.: preuve   

1) A particular piece of evidence that is sufficient to show or helps to establish a fact.
2) The establishment of the truth of anything; demonstration.
3) Math. Logic: A sequence of statements that establishes the truth of a proposition.

M.E. prove, prooff, prof, proufe, O.Fr. prueve, from L.L. proba "a proof," a back-formation from L. probare "to prove," from probus "worthy, good, upright," from PIE *pro-bhwo- "being in front," from → pro- + *bhu- "to be;" cf. Pers. budan "to be," → condition.

Âvin, on the model of Ger. Beweis "proof," from weisen "to show, point out;" O.E. witan "to see." âvin "to show, see," from intensive prefix â- + vin "to see" (as in a large number of dialects), variant bin, present stem of didan "to see;" Mid.Pers. wyn-; O.Pers. vain- "to see;" Av. vaēn- "to see;" cf. Skt. veda "I know;" Gk. oida "I know," idein "to see;" L. videre "to see;" Ger. weisen "to show," as above; PIE base *weid- "to know, to see."

propaganda
  فراتوچان   
farâtucân

Fr.: propagande   

Information, ideas, or rumors deliberately spread widely to help or harm a person, group, movement, institution, nation, etc. (Dictionary.com).

From N.L. propaganda, short for Congregatio de Propaganda Fide, "congregation for propagating the faith," a committee of cardinals established in 1622 by Gregory XV to supervise foreign missions, from L. propagare, → propagate.

Farâtucân, from prefix farâ-, → pro-, + tucân from tucidan, → propagate.

propagate
  ۱) توچیدن؛ ۲) توچاندن   
1) tucidan; 2) tucândan

Fr.: 1) se propager; 2) propager   

1) v.intr.: (of → electromagnetic waves, → compression waves, etc.) To travel through space or a physical → medium.
2) v.tr.: To create (an effect) at a distance, as by electromagnetic waves, compression waves, etc., traveling through space or a physical medium.

From L. propagatus, p.p. of propagare "multiply plants by layers, spread for sprouting, propagate, enlarge," from propag(es) "something set out, scion, slip," from → pro- "forth" + pag base of pangere "to fasten" + es noun suffix + -atus "-ate."

Tucidan, from several dialects: Malayeri "to scatter, disperse; to diffuse;" Lori tic "scattered, dispersed," ticene "to scatter, disperse; to diffuse;" Laki tvic "dispersed, scattered;" Aligudarzi tij "scattered, dispersed;" Borujerdi tuc "scatter," tucessan "to scatter, diffuse," tucesa "dispersed, scattered, diffused;" probably related to Proto-Ir. θrāš- "to scatter, spread, strew" cf. Yaghnobi côš- "to spread, scatter, sow," tiráš-, têráš-, tirayš-/tirášta "to fall (down, off); to become ill; to drop;" (+*ui- ?) Ossetic .I. irtasyn/irtæst, D. ærtasun/ærtast "to separate, distinguish; to take away; to choose;" Sogd. š'š "to scatter, disperse;" šyš- "to be scattered" (Cheung, 2007)

propagation
  توچش   
tuceš

Fr.: propagation   

Physics: The act or process of propagating, especially the process by which a disturbance, such as the motion of electromagnetic or sound waves, is transmitted through a medium such as air or water. Linguistically related notions: → diffusion (پخش); → dispersion(پاشش); → scattering (پراکنش); → diffraction (پراش).

Verbal noun of → propagate.

<< < -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 ash ass ast ast asy atm ato att aut ave axi Bab bal Bal bar bar bea Bek Bes bia Big bin bin bip biv bla bli blu Boh Bol Bos bou bra bri bro buo cal cal can cap car Car cat cat CCD Cen cen CH cha cha che Che chr cir cir cit cla clo clo clu 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 con Cop Cor cor cor cos cos cou cou Cow cre cri cro cry cur cya Cyg dan dar dat de- deb dec dec ded def deg del dem den dep des det dev dia dif dif dih dio Dir dis dis dis dis dis dis DO don dou dow dro dur dwa dyn Dys ear ebb ecl edg egg Ein Ela ele ele ele ele ell eme emp enc eng ent epi equ equ equ esc eth Eur Eve exa exc exe exi exp exp ext ext ext fac fal far fed Fer fer fie fin fir fis fla flo flu fol for for fou fra fre Fre fro fut G-t gal gal gam gas Gau Gem gen geo geo geo gia Gli Gol gra gra gra gra gre gri gui H I Hag hal har hat He- hea hel Hel her Hes hie hig his hom hor hot Hub Hug hur hyd hyd hyg hyp ice ide ima Ima imp imp inc inc ind ine inf inf inf ing inn ins ins int int int int int int int int inv Io ion iro isl iso iso Jac jet jud jur Kel Kep kil Klo Kui Lag lam Lap Lar lat law lea len lep Lib lig lim lin lin Lio lit loc LOF lon Lor low lum lun Lup Lyo mac mag mag mag mag mag mai man Mar mas mas mat Max mea mec Meg Mer Mer met met Met mic Mid Mil min Mir mit mod mod mol mon Mor mou mul mul mys nan Nat nau nec neo neu nev New NGC no nom non non nor not nuc nuc num nut obj obs obs occ ocu oft ome Oor ope opp 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 phi pho pho pho phy pio Pla pla pla pla Pla plu Poi pol pol pol poo pos pos pot pra pre pre pre pre pri pri pro pro pro pro pro Pro pro pse pul pur qua qua qua qua que rac rad rad rad rad rad rad ran rar ray rea rea rec rec red red ref ref reg rel rel rel ren res res res res ret rev Ric rig rin roc roo rot rot Rus Sac sal sat sca sca Sch sci Scu sec sec Sed sel Sel sen ser Sex Sha she sho sid sig sil sim sin siz sla Sma sno sof sol sol sol sol sou sou spa spa spe spe spe sph spi spi spr squ sta sta sta sta ste ste ste Sto Str str str sub sub suc sun sup sup sup sup sur swa syn syn tab tar tek tem ter tes the the the the Tho thr tid tim Tis Too Tor tra tra Tra tra tra tri tri tru Tul tur two Typ ult un- und uni uni unk upp Urc utt val var vec vel ver vib vio vir vis voi vor wan wat wav wax wea Wei whi Wil win WN9 wor X-r yel you zer zod > >>