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

فرهنگ ریشه شناختی اخترشناسی-اخترفیزیک

M. Heydari-Malayeri    -    Paris Observatory

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Number of Results: 3079 Search : on
implication
  درتاهش   
dartâheš

Fr.: implication   

1) General: Something implied; the act of implying.
2) A statement that follows from other given statements. For ex., an implication of x = -1 is that x2 = 1.
3) A proposition found from two given propositions by connecting them in the form "If ..., then ...". The first statement is the antecedent (or hypothesis) and the second the consequent (or conclusion).

From L. implicationem "interweaving, entanglement," from implicatus, p.p. of implicare "involve, entangle, connect closely," from → in- "in" + plicare "to fold," → explain.

Dartâheš, verbal noun of dartâhidan "to imply," from dar-, → in- + tâhidan "to fold, ply," → explain.

implicit function
  کریای ِ درتاهی   
karyâ-ye dartâhi

Fr.: fonction implicite   

A function which contains two or more variables that are not independent of each other. An implicit function of x and y is one of the form f(x,y) = 0, e.g., 4x + y2 - 9 = 0. See also → explicit function.

implicit; → function.

implosion
  فروکفت   
forukaft

Fr.: implosion   

A violent inward collapse; the act of imploding; opposed to → explosion.

Verbal noun of → implode.

imposition
  برنهش   
barneheš

Fr.: imposition   

1) The laying on of something as a burden or obligation.
2) Something imposed, as a burden or duty; an unusual or extraordinarily burdensome requirement or task.
3) The act of imposing by or as if by authority (Dictionary.com).

impose; → -tion.

imprecision
  ناپرسونش   
nâparsuneš

Fr.: imprécision   

The quality of lacking → precision.

From im-, variant of → in- + → precision.

impression
  درهاوش   
darhâveš

Fr.: impression   

1) A strong effect produced on the intellect, feelings, conscience, etc.
2) The first and immediate effect of an experience or perception upon the mind (dictionary.com).

press + -ion variant of → -tion.

impressionable
  درهاویدنی   
darhâvidani

Fr.: impressionnable   

Capable of being impressed; easily impressed.

impress; → -able.

impressionism
  درهاوشگرایی   
darhâvešgerâyi

Fr.: impressionisme   

1) A style of painting developed in the last third of the 19th century, characterized chiefly by short brush strokes of bright colors in immediate juxtaposition to represent the effect of light on objects.
2) A manner of painting in which the forms, colors, or tones of an object are lightly and rapidly indicated.
3) A manner of sculpture in which volumes are partially modeled and surfaces roughened to reflect light unevenly (Dictionary.com).

impression; → -ism.

incision
  درسونش   
darsuneš

Fr.: incision   

The act of incising. A cutting into, especially for surgical purposes.

Verbal noun of → incise.

inclination
  درکیل   
darkil

Fr.: inclinaison   

1) The angle between two lines or two planes.
2) An orbital element that defines the angle between the orbital plane of a solar system body (planet, comet, asteroid) and the plane of the ecliptic.
3) The angle between the equatorial and orbital planes of a planet.

Inclination, from M.E. inclinacioun, from L. inclination-, from inclinat(us) p.p. of inclinare, from → in- + clinare "to bend;" cf. Gk. klinein "to cause to slope, slant, incline;" Skt. sri- "to lean," O.Pers. θray-; Av. sray- "to lean;" Mod.Pers. kil "bent, inclined, slant;" PIE base *klei- "to lean, incline" from which is also derived P.Gmc. *khlinen (Ger. lehnen, E. lean).

Darkil, from prefix dar- "in" + kil "bent, crooked, inclined" [Dehxodâ], Mid.Pers. xwahl "bent, crooked" (Mod.Pers. dialectal/colloquial variants kowleh, cowleh, cowl, caval, xohl, xohal, hol), cf. Skt. kûla- "slope, declivity;" PIE base *klei-, as above.

inclination of axis
  درکیل ِ آسه   
darkil-e âse

Fr.: inclinaison de l'axe   

The angle between the rotation axis of a planet and the normal to the ecliptic.

inclination; → axis.

inclination of Earth's equator
  درکیل ِ هموگار ِ زمین   
darkil-e hamugâr-e zamin

Fr.: inclinaison de l'équateur terrestre   

obliquity of the ecliptic.

inclination; → Earth; → equator.

inclusion
  درکلان   
darkolân

Fr.: inclusion   

1) The act of including; the state of being included; that which is included.
2) Fragment of foreign material enclosed within the mass of a → mineral or → meteorite. See also → CAI meteorite.

Verbal noun of → include.

inconsistency
  ناهانسگاری   
nâhânesgâri

Fr.: incohérence, inconsistance   

1) Lack of consistency or agreement; incompatibility; an inconsistent feature or quality.
2) Logic: The property of being inconsistent; a self-contradictory proposition (TheFreeDictionary.com).

in-; → consistency.

inconsistent
  ناهانسگار   
nâhânesgâr

Fr.: incohérent, inconsistant   

1) Lacking in consistency, agreement, or compatibility; at variance.
2) Containing contradictory elements.
4) Maths: (of two or more equations) not having one common set of values of the variables: x + 2y = 5 and x + 2y = 6 are inconsistent
5) Logic: (of a set of propositions) Enabling an explicit contradiction to be validly derived (TheFreeDictionary.com).

in-; → consistent.

index of refraction
  دیشن ِ شکست   
disšan-e šekast

Fr.: indice de réfraction   

Same as → refractive index.

index; → refraction.

individual constant
  پایای ِ تکال   
pâyâ-ye takâl

Fr.: constant individuel   

In predicate logic: A → word or → expression that represents a → specific  → individual or → object. A single object can be denoted by multiple individual constants, reflecting the fact that objects can have multiple names. On the other hand, any individual constant can only denote one object. Individual constants are represented by lower case letters from the beginning of the alphabet: a, b, c.

individual; → constant.

individualization
  تکالش   
takâleš

Fr.: individualisation   

The process or state of discriminating the individual from the generic group or species.

individualize; → -tion.

induced emission
  گسیل ِ درهاخته، ~ ِ درهازیده   
gosil-e darhâxté, ~ darhâzidé

Fr.: émission induite   

The emission of radiation from an atom when it is bombarded by photons. The induced radiation has the same wavelength and direction as the bombarding radiation. Same as → stimulated emission.

induced; → emission.

induced fission
  شکافت ِ درهازیده، ~ درهاخته   
šekâft-e darhâzidé, ~ darhâxté

Fr.: fission induite   

Fission which takes place when a nucleon is bombarded with neutrons or high-energy radiation (gamma rays).

Induced, p.p. of → induce; → fission.

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