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

فرهنگ ریشه شناختی اخترشناسی-اخترفیزیک

M. Heydari-Malayeri    -    Paris Observatory

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integral equation
  هموگش ِ دُرُستالی   
hamugeš-e dorostâli

Fr.: équation intégrale   

An equation involving an unknown function that appears as part of an integrand.

integral; → equation.

integral function
  کریای ِ دُرُستالی   
karyâ-ye dorostâli

Fr.: fonction intégrale   

A function whose image is a subset of the integers, i.e. that takes only integer values.

integral; → function.

integrated electronics
  الکترونیک ِ یکپارچه، ~ دُرُستالیده   
elektronik-e dorostâlidé

Fr.: électronique intégrée   

The branch of electronics that deals with integrated circuits, especially the interdependence of material, circuits, and design.

Integrated, p.p. of → integrate; → electronics.

integration
  دُرُستالش، دُرُستال‌گیری   
dorostâleš, dorostâlgiri

Fr.: intégration   

In calculus the operation which consists of finding the areas enclosed by curves through the summations of infinitesimals. The inverse process of differentiation.

Verbal noun of → integrate.

integration time
  زمان ِ دُرُستالش   
zamân-e dorostâleš

Fr.: temps d'intégration   

The time during which a detector integrates the incoming photons.

integration; → time.

intensification
  درتنویش   
dartanuyeš

Fr.: intensification   

The action of making or becoming stronger or more extreme.

verbal noun of → intensify.

intensity of radiation
  درتنویی ِ تابش   
datanuyi-e tâbeš

Fr.: intensité de rayonnement   

The rate of emitted energy from unit surface area through unit solid angle. The radiation from a surface has different intensities in different directions.

intensity; → radiation.

interaction
  اندرژیرش   
andaržireš

Fr.: interaction   

General: Mutual or reciprocal action or influence.
Physics: 1) What happens between a system and its surroundings when an observable change in one corresponds to or correlates with an observable change in the other.
2) The natural phenomenon of the transfer of energy between two particles. The four known kinds of interactions, in the order of increasing strength, are: → gravitational, → weak, → electromagnetic, and → strong.

Interaction, from → inter-; + → action.

interactional
  اندرژیرشی   
andaržireši

Fr.:   

Capable of acting on or influencing each other

From → interaction; + → -al.

interarm region
  ناحیه‌ی ِ اندربازو، ~ ِ اندر-ا َرم   
nâhiye-ye andarbâzu, ~ andararm

Fr.: région interbras   

A low-density region separating the spiral arms of a galaxy.

Interarm, from → inter- + arm "body part," from O.E. earm "arm," from P.Gmc. *armaz (cf. M.Du., Ger. arm, O.N. armr, O.Fris. erm), from PIE base *ar- "to fit, join;" Mod.Pers. arm "arm, from the elbow to the shoulder;" Av. arma-, arəmo- "arm;" Skt. irma- "arm;" Gk. arthron "a joint," L. armus "shoulder;" → region.

Andarbâzu, from andar-, → inter-, + bâzu "arm," from Mid.Pers. bâzûk "arm;" Av. bāzu- "arm;" cf. Skt. bāhu- "arm, forearm;" Gk. pechys "forearm, arm, ell;" O.H.G. buog "shoulder;" Ger. Bug "shoulder;" Du. boeg; O.E. bôg, bôh "shoulder, bough;" E. bough " a branch of a tree;" PIE *bhaghu- "arm"); nahiyé, → region. Andararm, from andar-, → inter-, + arm, as above.

intercalation
  اندرهل   
andarhel

Fr.: intercalation   

The act of intercalating; insertion. Something that is intercalated.
Astro.: An insertion into a calendar, → intercalate.
Geology: The presence of a body of rock interbedded with another body of different rock.

The verbal noun of → intercalate.

interconnect
  اندر-هابندیدن   
andar-hâbandidan

Fr.: interconnecter, s'interconnecter   

To be or become connected reciprocally.

inter- + → connect.

interconnection
  اندر-هابند، اندر-هابندش   
andar-hâband, andar-hâbandeš

Fr.: interconnexion   

Reciprocal connection between two or several things.

andar-; → connection.

interconnection line
  خط ِ اندر-هابندی   
xatt-e andar-hâbandi

Fr.: raie semi-interdite   

In spectroscopy, same as → semi-forbidden line.

interconnection; → line.

intergalactic absorption
  درشم ِ اندرکهکشانی   
daršam-e andarkahkešâni

Fr.: absorption intergalactique   

Absorption features in the spectra of bright sources like → quasars attributed to a tenuous matter filling the medium between galaxies.

intergalactic; → absorption.

intermediate boson
  بوسون ِ میانجی   
boson-e miyânji

Fr.: boson intermédiaire   

A hypothetical → elementary particle that mediates the → weak interaction, carrying its effect from one particle to another as the photon does for electromagnetic interactions. First introduced in 1961 by Sheldon Glashow.

intermediate; → boson.

internal absorption
  درشم ِ درونی   
daršam-e daruni

Fr.: absorption interne   

Of an → H II region, the absorption of photons by the dust which is mixed with ionized gas, in contrast to the absorption by the → interstellar dust on the line of sight.

internal; → absorption.

internal conversion
  هاگرد ِ درونی   
hâgard-e daruni

Fr.: conversion interne   

A → radiationless relaxation process in which a molecule in some excited → electronic state converts to a state of the same → multiplicity but of lower electronic energy and in which the lost electronic energy is converted initially into vibrational energy.

internal; → conversion.

internalization
  درونش   
daruneš (#)

Fr.: intériorisation   

Verbal noun of → internalize.

internalize + → -tion.

international
  جهانی، اندرنفانی   
jahâni (#), andarnafâni

Fr.: international, mondial   

Between or among → nations; involving two or more nations. → International Astronomical Union, → International Atomic Time, → International Date Line, and so forth.

International, from → inter- + nation, from O.Fr. nacion, from L. nationem (nom. natio) "nation, stock, race," literally "that which has been born," from natus, p.p. of nasci "be born;" cognate with Pers. zâdangenerate, + → -al.

Jahâni "of or relating to the world" (Fr. mondial), → world.
Andarnafâni, from andar-, → inter-, + nafâni, adj. of nafân "family relation; kinship," proposal for "nation," from naf, from Mid.Pers. nâf "family," nâfag "navel," naft "descendant," Parthian n'p "family" (Mod.Pers. nâf "navel"); Av. nāfa- "navel, near relationship, family," hama.nāfaēna- "of the same family;" cf. Skt. nábhya- "hub (of wheel);" Gk. omphalos "navel;" L. umbilicus "navel;" O.H.G. nabalo "navel;" Ger. Nabel "navel" + -ân suffix denoting family relationship, as in Bâbakân "family of Bâbak."

<< < "no abe acc act aff ama ani ant aps ast atm aut bar bic Boh bou cal car cel che cla col com com Com con con con con con con con con con con con con Cor cor cot cul de- dec dem des dif dil dir dis dom dyn Edd ele ele emi equ Eve exc exp fac fin for fre fuz gen Glo gra gra Ham hel hor hyd ign inc inf Inf int Int int ion irr jum Lag lea lig lin Lor Lyo mag mat met min Mon moo NaC neg New New non non non nul obs one opt Ori oxi par per per phl pho pla Pla pol pos pre pro pro pse qua rad rad rea rec reg rel res ret rot Ryd sci sec sec sep sim Soc son spe sta Ste Sto sub sup syn the Tho top tra Tro unc vec vio Was Wil Zhe > >>