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

فرهنگ ریشه شناختی اخترشناسی-اخترفیزیک

M. Heydari-Malayeri    -    Paris Observatory

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<< < -es -iv -ti 21- A r abe abs abs acc acc acc act act ada adi adu aff age alc Alf ali all alp alt ama amp ana ang ang ann ano ant ant ape apo app aps arc Arg ari art ass ast ast ast atm ato att aur aut axi B r bac Bal Bar Bar Bay bec Ber Bet Bie bij bin bio bis bla bla blu blu bol Bor bou Bra bre bro Bug C-s cal Cam can car Car Cas cat cav cel cen cer Cha cha cha che cho cir cir cir 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 coo cor cor cor cos cos cos Cou cou Cra Cre cri cro cub cur cyc cyl dar dat daw de- Deb dec dec dee def deg del Den dep der det deu dew dic dif dif dil dip dir dis dis dis dis dis div dog Dop dou dra dua dus dwa dyn e-m ear ecl eco eff ein Ein elb ele ele ele ele Els emi emp ene enr env epi equ equ Eri est Euc eva evo exc exc exh exo exp exp ext ext f-n Fah fam fau fee Fer fib fil fin fir fix fle flu foc for for for fra fre fre fri fun fuz gal gal gal Gan gau GCN gen geo geo geo geo Gl glo gra gra gra gra gra gre gro GW1 hab hal han HAR haz hea hel hel Hen Her heu Hig Hil hol hop hor hou Hub Hum Hyd hyd hyd hyp hys ide ign ima imp imp inc inc ind ine inf inf inf inh INP ins ins int int int int Int int int int inv ion iri irr iso iso iso Jea Jos Jun K2 Kep key kin Kol lag lam Lan lar las lav lea leg len lev lig lim lin lin lin lis lob loc log lor low lum lun lun Lym Mac mag mag mag mag mag mai Mal mar mas mas mat max mea mea mee Men mer met met met mic mid Mil min Mir mix mod mod mol mon Mor mou mul muo mys nan nat nav nec Nep neu New New NGC nob nom non non nor not nuc nuc num Nyq obj obs obs oce oen OH omn opa ope opt opt opt orb ord Ori ort osc out ove oxy pal pan par Par par par pas pea Pen per per per per per pet pha pho pho pho phy pie Pit Pla pla pla pla ple Poi pol pol pol pol pop pos pos pow pre pre pre Pre pri pri pri pro pro pro pro pro pro Pro pub pul pyr qua qua qua qua Qui rad rad rad rad rad rad ram ran rat rea rec rec rec red ref ref reg reg rel rel rem rep res res res ret rev rho Rie rim riv rol Ros rot rul S a Sah san Sat sca Sch Sch scr sec sec sec sei sel sem sep set sha she sho sid sig sil sim sin sit sky slu sno sof sol sol sol sol sou sou spa spa spe spe spe sph spi spl spr sta sta sta sta sta ste ste sti sto str str sub sub sub sug sun sup sup sup sup sur syl syn sys tal Tay tel ten ter tex the the the thi tho thu tid tim tod top tot tra tra tra tra tri tri tro tru tur twi Typ UFO ult unc uni uni uni upg ura uti val var vec vel ver ver vig vir vis voc von wak Was wav wax wea wei whi Wie win WN6 wom X-r yel you zer zod > >>

Number of Results: 12948 Search : far
fundamental
  بنیادین   
bonyâdin (#)

Fr.: fondamental   

1) Being an original or primary source.
2) A basic principle, rule, law, or the like, that serves as the groundwork of a system.

L.L. fundamentalis "of the foundation," from L. fundamentum "foundation," from fundare "to found."

Bonyâdin, adj. of bonyâd "foundation, basis," from *bondâd (Mid.Pers. bune dâtak "foundation, basis"), from bon "basis; root; foundation; bottom" (Mid.Pers. bun "root; foundation; beginning," Av. būna- "base, depth," cf. Skt. bundha-, budhná- "base, bottom," Pali bunda- "root of tree") + dâd "given," from dâdan "to give" (Mid.Pers. dâdan "to give," O.Pers./Av. dā- "to give, grant, yield," dadāiti "he gives;" Skt. dadáti "he gives," Gk. didomi "I give," tithenai "to put, set, place;" L. dare "to give, offer;" Rus. delat "to do;" O.H.G. tuon, Ger. tun, O.E. don "to do").

fundamental constant
  پایای ِ بنیادین   
pâyâ-ye bonyâdin (#)

Fr.: constante fondamentale   

A physical constant that cannot be expressed in terms of other constants of nature, such as the charge of the electron.

fundamental; → constant.

fundamental force
  نیروی‌ ِ بنیادین   
niru-ye bonyâdin (#)

Fr.: force fondamentale   

Same as the → fundamental interaction.

fundamental; → force.

fundamental frequency
  بسامد ِ بنیادین   
basâmad-e bonyâdin (#)

Fr.: fréquence fondamentale   

The lowest frequency in a complex wave.

fundamental; → frequency.

fundamental interaction
  اندرژیرش ِ بنیادین   
andaržireš-e bonyâdin

Fr.: interaction fondamentale   

Any of the four interactions in nature between bodies of matter and that are mediated by one or more particles. Also called the → fundamental force. In order of decreasing strength, the four fundamental interactions are the → strong interaction, the → electromagnetic interaction, the → weak interaction, and the → gravitational interaction.

fundamental; → interaction.

fundamental particle
  ذره‌ی ِ بنیادین   
zarre-ye bonyâdin (#)

Fr.: particule élémentaire   

Same as → elementary particle.

fundamental; → particle.

fundamental star
  ستاره‌ی ِ بنیادین   
setâré-ye bonyâdin

Fr.: étoile fondamentale   

A relatively bright star for which coordinates and proper motion have been determined to a very high degree of accuracy.

fundamental; → star.

fuse
  ۱) ایویدن؛ ۲) گداختن   
1) ividan; 2) godâxtan

Fr.: fusionner; fondre, mettre en fusion   

1) To unite or blend into a whole, as if by melting together. Related terms: → coalesce; → merge; → unify.
2) To combine or blend by melting together; melt (Dictionary.com).

From L. fusus "poured, melt, cast," p.p. of fundere "to pour, melt."

1) Ividan, literally "to make (combine) into one entity," from iv, → one, + -idan infinitive suffix.
2) Godâxtan "to melt," from Mid.Pers. vitâxtan, vitâcitan "to melt," from Av. vi-taxti- "flowing away, melting," from vi- "apart, away from, out" (O.Pers. viy- "apart, away;" cf. Skt. vi- "apart, asunder, away, out;" L. vitare "to avoid, turn aside") + tak- "to run, to flow," taciāp- "flowing water," tacinti (3pl.pers.act.) "to flow," tacar- "course," tacan "current, streaming;" Mod.Pers. tâz-, tâxtan "to run; to hasten; to assault," tâzi "swift (greyhound)," tak "running, rush;" Mid.Pers. tâz-, tâxtan "to flow, to cause to walk," tc- "to flow, to walk," tag "running, attack," tâzig "swift, fast;" Khotanese ttajs- "to flow, to walk;" cf. Skt. tak- "to rush, to hurry," takti "runs;" O.Ir. tech- "to flow;" Lith. teketi "to walk, to flow;" O.C.S. tešti "to walk, to hurry;" Tokharian B cake "river;" PIE base *tekw- "to run; to flow;" → flow.

fusion
  ۱، ۲، ۳) ایوش؛ ۳) گداز   
1, 2, 3) iveš; 3) godâz (#)

Fr.: fusion   

1) The act or process of fusing; the state of being → fused; that which is fused; the result of fusing.
2) A → nuclear reaction between atomic nuclei (→ nucleus) as a result of which a heavier nucleus is formed and a large quantity of → nuclear energy is released. → proton-proton chain, → CNO cycle, → nucleosynthesis.
3) Change of the → state of a → substance from → solid to → liquid which occurs at a definite → temperature at a given applied → pressure. Same as melting.

From M.Fr. fusion, from L. fusionem, from fusus, p.p. of fundere "to pour, melt."

Verbal noun form of → fuse.

future
  آینده   
âyandé (#)

Fr.: future   

General: Time that is to be or come hereafter.
In a → space-time diagram, those events that could be influenced by a given element.

M.E. futur, from O.Fr., from L. futurus "about to be," irregular suppletive future participle of esse "to be."

Âyandé "future" agent noun/adjective of âmadan "to come, to occur, to become," from Mid.Pers. âmatan; O.Pers. gam- "to come; to go," Av. gam- "to come; to go," jamaiti "goes;" Proto-Iranian *āgmatani; Skt. gamati "goes;" Gk. bainein "to go, walk, step;" L. venire "to come;" Tocharian A käm- "to come;" O.H.G. queman "to come;" E. come; PIE root *gwem- "to go, come."

future light cone
  مخروط ِ نوری ِ آینده   
maxrut-e nuri-ye âyandé (#)

Fr.: cône de lumière futur   

The set of all points in a → space-time diagram that are reached by signals travelling from a specified point at the speed of light.

future; → light; → cone.

fuzz
  پرز   
porz (#)

Fr.: duvet, poils fins   

1) Loose, light, fibrous, or → fluffy matter.
2) A mass or coating of such matter.
3) (Of an image) A blur. (Dictionary.com).

Of unknown origin; cf. Du. voos "spongy, woolly."

Porz "short fuzzy ends of fibers on the surface of cloth, any downy coating," of unknown etymology.

fuzzification
  پرزوارش   
porzvâreš

Fr.: fuzzification   

The first step carried out in a → fuzzy logic system during which a → crisp set of → input data are gathered and converted to a → fuzzy set using fuzzy → linguistic variables, fuzzy linguistic terms, and → membership functions.

Verbal noun of → fuzzify; → -tion.

fuzzify
  پرزواریدن   
pozvâridan

Fr.: fuzzifier   

To convert a → crisp set to a → fuzzy set in a → fuzzy logic system.

fuzzy; → -fy.

fuzziness
  پرزواری   
porzvâri

Fr.:   

The state or condition of being → fuzzy.

fuzzy; → -ness.

fuzzy
  پرزوار   
porzvâr

Fr.: flou, crépu   

1) Of the nature of or resembling → fuzz.
2) Covered with fuzz.
3) Indistinct; → blurred (Dictionary.com).
See also: → fuzzy image, → fuzzy logic, → fuzzy set.

From → fuzz + -y adj. suffix, from O.E. -ig, cognate with L. -icus, → -ic.

Porzvâr "resembling fuzz," from porz, → fuzz, + -var, a suffix of possession, similarity, and aptitude (e.g., omidvâr, sezâvâr, sugvâr, šâhvâr, gušvâr), → -oid.

fuzzy image
  تصویر ِ پرزوار   
tasvir-e porzvâr

Fr.: image floue, ~ estompée   

Same as → blurred image.

fuzzy; → image.

fuzzy inference system
  راژمان ِ دربرد ِ پرزوار   
râžmân-e darbord-e porzvâr

Fr.:   

A way of → mapping an → input space to an → output space using → fuzzy logic. FIS uses a collection of fuzzy → membership functions and rules, instead of Boolean logic, to reason about data. Also called → fuzzy logic system.

fuzzy; → inference; → system.

fuzzy inferencing
  دربرد ِ پرزوار   
darbord-e porzvâr

Fr.:   

A process used in a → fuzzy logic system where the → truth value for the premise of each rule is computed and applied to the conclusion part of each rule. This results in one fuzzy set to be assigned to each output variable for each rule.

fuzzy; → inference.

fuzzy logic
  گوییک ِ پرزوار   
guyik-e porzvâr

Fr.: logic flou   

A mathematical logic that recognizes more than simple → true and → false → propositions. With fuzzy logic, propositions can be represented with degrees of truthfulness and falsehood. In this system, → truth values are → fuzzy sets without sharp boundaries (→ crisp set) in contrast with → classical logic. Fuzzy logic is applied to a wide range of problems including: industrial control, domestic goods, decision making, robotics, intelligent machines, and image processing in medicine.

fuzzy; → logic.

<< < -es -iv -ti 21- A r abe abs abs acc acc acc act act ada adi adu aff age alc Alf ali all alp alt ama amp ana ang ang ann ano ant ant ape apo app aps arc Arg ari art ass ast ast ast atm ato att aur aut axi B r bac Bal Bar Bar Bay bec Ber Bet Bie bij bin bio bis bla bla blu blu bol Bor bou Bra bre bro Bug C-s cal Cam can car Car Cas cat cav cel cen cer Cha cha cha che cho cir cir cir 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 coo cor cor cor cos cos cos Cou cou Cra Cre cri cro cub cur cyc cyl dar dat daw de- Deb dec dec dee def deg del Den dep der det deu dew dic dif dif dil dip dir dis dis dis dis dis div dog Dop dou dra dua dus dwa dyn e-m ear ecl eco eff ein Ein elb ele ele ele ele Els emi emp ene enr env epi equ equ Eri est Euc eva evo exc exc exh exo exp exp ext ext f-n Fah fam fau fee Fer fib fil fin fir fix fle flu foc for for for fra fre fre fri fun fuz gal gal gal Gan gau GCN gen geo geo geo geo Gl glo gra gra gra gra gra gre gro GW1 hab hal han HAR haz hea hel hel Hen Her heu Hig Hil hol hop hor hou Hub Hum Hyd hyd hyd hyp hys ide ign ima imp imp inc inc ind ine inf inf inf inh INP ins ins int int int int Int int int int inv ion iri irr iso iso iso Jea Jos Jun K2 Kep key kin Kol lag lam Lan lar las lav lea leg len lev lig lim lin lin lin lis lob loc log lor low lum lun lun Lym Mac mag mag mag mag mag mai Mal mar mas mas mat max mea mea mee Men mer met met met mic mid Mil min Mir mix mod mod mol mon Mor mou mul muo mys nan nat nav nec Nep neu New New NGC nob nom non non nor not nuc nuc num Nyq obj obs obs oce oen OH omn opa ope opt opt opt orb ord Ori ort osc out ove oxy pal pan par Par par par pas pea Pen per per per per per pet pha pho pho pho phy pie Pit Pla pla pla pla ple Poi pol pol pol pol pop pos pos pow pre pre pre Pre pri pri pri pro pro pro pro pro pro Pro pub pul pyr qua qua qua qua Qui rad rad rad rad rad rad ram ran rat rea rec rec rec red ref ref reg reg rel rel rem rep res res res ret rev rho Rie rim riv rol Ros rot rul S a Sah san Sat sca Sch Sch scr sec sec sec sei sel sem sep set sha she sho sid sig sil sim sin sit sky slu sno sof sol sol sol sol sou sou spa spa spe spe spe sph spi spl spr sta sta sta sta sta ste ste sti sto str str sub sub sub sug sun sup sup sup sup sur syl syn sys tal Tay tel ten ter tex the the the thi tho thu tid tim tod top tot tra tra tra tra tri tri tro tru tur twi Typ UFO ult unc uni uni uni upg ura uti val var vec vel ver ver vig vir vis voc von wak Was wav wax wea wei whi Wie win WN6 wom X-r yel you zer zod > >>