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

فرهنگ ریشه شناختی اخترشناسی-اخترفیزیک

M. Heydari-Malayeri    -    Paris Observatory

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apperception
  بر‌آگرتش   
barâgerteš

Fr.: aperception   

In psychology of education, the fundamental process in acquiring knowledge, and the part played by existing knowledge.

From Fr. aperception, from N.L. apperceptionem, from ap- variant of → ad- before p + → perception.

From prefix bar- "on, upon, up" (Mid.Pers. abar; O.Pers. upariy "above; over, upon, according to;" Av. upairi "above, over," upairi.zəma- "located above the earth;" cf. Gk. hyper- "over, above;" L. super-; O.H.G. ubir "over;" PIE base *uper "over") + âgerteš, → perception.

application
  آتاهش، کاربرد   
âtâheš, kârbord (#)

Fr.: application   

1) General: The act of applying to a particular purpose or use.
2) Computers: A program that performs a specific function for the user, as contrasted with an environment or operating system. Some examples are Microsoft Windows, Microsoft Word, and Adobe Photoshop. The word "application" is used because each program has a specific application for the user.

Verbal noun of → apply.

application software
  نرم‌افزار ِ آتاهشی   
narm-afzâr-e âtâheši

Fr.: logiciel d'application   

A software with a specific function, such as a word processor or game. Contrast with operating system software.

application; → software.

applied physics
  فیزیک ِ کاربردی   
fizik-e kârbordi (#)

Fr.: physique appliquée   

A set of topics in physics intended for a particular or practical use. Applied physics programs are usually interfaces between pure physics and technology.

Past participle of → apply; → physics.

apply
  آتاهیدن، به کار بردن   
âtâhidan, bé kâr bordan (#)

Fr.: appliquer   

To make use of; to put to use especially for some practical purpose.
To put into operation or effect.
To lay or spread on; to be placed or remain on.
To make a request especially in the form of a written → application.

From M.E. ap(p)lien, from O.Fr. aploiier "apply, use, attach," from L. applicare "to attach to, connect;" figuratively, "devote (oneself) to, give attention," from → ad- "to" + plicare "to fold," → explain.

Âtâhidan, from â- intensive/nuance prefix, + tâh "fold, plait, ply" (on the model of L., as above, → explain); Mid.Pers. tâg "piece, part" + -idan infinitive suffix.
Bé kâr bordan, from "to; for; in; on; with; by; according to," → ad hoc; kâr, → work, bordan "to carry, bear, conduct, take," → range.

apprehend
  درنوتیدن   
darnutidan

Fr.: aprréhender   

1) Arrest (someone) for a crime.
2) → Understand or → perceive. Often to hold in opinion but without positive certainty.

From L. apprehendere "to take hold of, grasp," from → ad- "to" + prehendere "to seize," → prehend.

apprehension
  درنوتش   
darnuteš

Fr.: appréhension   

1) Anxiety or fear that something bad or unpleasant will happen.
2) Understanding; grasp.
3) The action of arresting someone (Oxford Dictionary, lexico.com).

Verbal noun of → apprehend.

approach
  ۱) نزدیدن، نزدیک شدن؛ ۲) نزدش   
1) nazdidan, nazdik šodan; 2) nazdeš

Fr.: 1) approche; 2) s'approcher, approcher   

1) (v.intr.) To come near or nearer, as in space or time.
(v.tr.) To come or go near or nearer to in quality, character, time, or condition.
2) (n.) The act of drawing near; nearness or close approximation; the method used or steps taken in dealing with or accomplishing.

M.E. approchen, from O.Fr. aprochier, from L. appropiare, from ad- "to" + propius "nearer," comparative of prope "near".

1) Nazdidan from nazd "near," Mid.Pers. nazd, Av. nas- "to come near, approach, reach," nazdišta- "nearest, next," nazdyo "nearer to," compare with Skt. nas- "to approach, to reach" + -idan "infinitive forming suffix".
2) Nazdeš, from nazd, nazdidan + -eš "noun forming suffix."

approval
  آسند   
âsand

Fr.: approbation   

The act of approving; approbation; formal permission or sanction.

approve; → -al.

approve
  آسندیدن   
âsandidan

Fr.: approuver   

To confirm or sanction formally; ratify.

M.E., from O.Fr. aprover "approve, agree to," from L. approbare "to assent to as good, regard as good," from → ad- "to" + probare "to try, test something (to find if it is good)," from probus "honest, genuine," → prove.

Âsandidan, from â- + sandidan, as in pasandidan (with pati-) "to cherish, approve;" ultimately from Proto-Ir. *sand- "to appear, seem good;" cf. Av. sənd- "to appear, seem (good);" Manichean Mid.Pers. shyn "apparent, prominent, splendid;" Mid.Pers. passand "to approve;" Khotanese sad- "to appear, seem, show;" Skt. chand- "to appear, please;" L. censere "to appraise, value, judg" (Cheung 2007).

approximate
  ۱) نزدین؛ ۲) نزدینیدن   
1) nazdin (#); 2) nazdinidan

Fr.: 1) approximatif; 2) s'approcher   

1) Nearly exact or correct; near or approaching a certain state, condition, or goal.
2) (v.tr.) To come close to; be nearly the same as.
(v.intr.) To come near or close, as in degree, nature, or quality.

From L. approximatus, p.p. of approximare "to draw near to," from ad- "to" + proximare "come near," from proximus "nearest," superlative of prope "near".

1) Nazdin from nazd "near" + -in, adjective making suffix, in particular superlative, as in bišin, kamin, kehin, mehin, etc.
2) Nazdinidan from nazdin, as above, + -idan infinitive forming suffix.

approximately
  نزدینانه   
nazdinâné

Fr.: approximativement   

Not exactly, but nearly or roughly.

Adverb of → approximate.

approximation
  نزدینش   
nazdineš

Fr.: approximation   

1) General: A guess or estimate; nearness in space, position, degree.
2) Math., Physics: Result that is not quite exact, but is within the limits of accuracy required for a given purpose.

Approximation, verbal noun of → approximate.

Nazdineš, verbal noun of nazdinidan, → approximate.

appulse
  همتاخت   
hamtâxt

Fr.:   

A situation in which two heavenly bodies apparently approach each other. A close → conjunction in which no → occultation actually occurs.

L. appulsus, from appellere, appulsum "to drive to," from ad, → ad- + pellere "to drive".

Hamtâxt from ham- "against; together" + tâxt, from tâxtan "to rush upon, run, assault".

apsidal
  هباکی   
habâki

Fr.: absidial   

Relating to an → apsis.

apsis; → -al.

apsidal motion
  جنبش ِ هباکی   
jonbeš-e habâki

Fr.: mouvement apsidial   

Rotation of the → line of apsides in the plane of the orbit in the same direction as the → revolution of the → secondary body. The major axis of the Earth's orbit rotates by 11.6 arcseconds per year.

apsidal; → motion.

apsidal precession
  پیشایانِ هباکی   
pišâyân-e habâki

Fr.: précession absidiale   

advance of perihelion, → relativistic precession.

apsidal; → precession.

apsides, line of
  خط ِ هباک‌ها   
xatt-e habâkhâ

Fr.: ligne des apsides   

The line connecting the two apsides, i.e. the major axis of an elliptical orbit. → apsis.

Apsides, pl. of → apside; → line.

apsis (pl. apsides)
  هباک   
habâk

Fr.: apside   

The point of greatest or least distance of the orbit of a celestial body from a center of attraction. The closest point is the → periapsis, the further point the → apoapsis.

L. apsis "arch, vault," from Gk. hapsis "loop, arch," from haptein "fasten together".

Mod.Pers. habâk "top of the head; the summit of a mountain".

apt
  نیاو   
niyâv

Fr.: approprié   

Exactly suitable; appropriate; suited to a purpose.

M.E., from L. aptus "fitted, suitable, fastened," from p.p. of *apere "to fasten;" akin to Hittite hap- "to attach;" PIE *ap- "to grasp, take, reach".

Niyâw "apt, suitable, appropriate," from Mid.Pers.

<< < -es -it -sc 201 951 abe abs abs aca acc acc aco act ada adh ado aer aft air Alf alg alk alp Alt alt amb ana And ang ani ann ant ant ant apo app app Apu arc arg Arn art ass ast ast ast atm ato att aur aut avo azi bac bal bar bar bat Bea Bel bet bia big bin bio Bir bla bla blo Blu bol Boo bou box bre Bri bro bur cal cal Can cap car Car cat cau cel 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 con coo cor cor cor Cos cos cos cou cou cra cri cro cry cul cur cyc D l dar dat day dea dec dec dec def def deg Del Den dep der det deu dew dic dif dif dil dip dir dis dis dis dis dis diu dog Dop dou Dra Dsc dus dwa dyn Dys Ear ecc eco edg egg Ein Ela ele ele ele ele ell eme emp enc eng ent epi equ equ equ eru eth Eur eve exa exc exe exi exo exp ext ext ext fab fai Fan fea fem fer fie fil fir fir fla fli flu foc for for for fra fre fre fri fun fuz gal gal gal Gam gau Gau gen geo geo geo geo Gib glo gov gra gra gra gra gre gro Gui H-a hal Ham har Hay hea hei hel Hel her het hie hig hoa hom hor hot Hub Hug hur hyd hyd hyl 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 inv ion iro Isl iso iso Jab jet Jov Jup Kar Kep kil Kip Kra Lag Lam Lan Lar las law lea Leg Leo lev lig lim lin lin lin lit loc loc log Lor low lum lun lun Lym Mac mag mag mag mag mag mai Mal map mas mas mat Mau mea mea med Men mer Mes Met met mic mic Mie mil min Mir mix mod mol mom Moo mor mov mul mur n-b nan nat nea neg Ner neu new New NGC noc nom non non nor nor nuc nuc nul nut obj obl obs occ oct off old one ope opp opt opt orb ord org Ori osc oth ove Owl P-s Pal par par par par Pas pat pec pen per per per per per Pha pha pho pho pho phy pie pix Pla pla pla pla Pli Poi pol pol pol pol por pos pos pow pre pre pre pre pri pri pri pro pro pro pro pro pro pro pub pul pyc qua qua qua qua qui rad rad rad rad rad rad rai 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 rur S5- Sal sat sca sca Sch sci Scu sec sec sed sel sel sem seq set sha she sho sid sie sil sim sin sit sky slo sno sod sol sol sol sol son sou spa spa spe spe spe spe sph spi spo squ sta sta sta sta ste ste ste Sti sto str str sub sub sub sul sup sup sup sup sur sur syl syn sys tal Tay tel ten ter tex the the the the Tho thr tid tim Tit too Tor tra tra Tra tra Tra tri Tri tru tub tur two Typ ult ult unc uni uni uni upl ura uti val var vec vel ver Ver vie vir vis vis vol W-R war wav wav wea Wei wha wid win WN3 Wol wri xen yok zen zij > >>