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: 6 Search : peculiar
peculiar
  اَفد   
afd

Fr.: particulier   

In astronomy, designating an object with special properties that deviates from others of its type. Linguistically related terms: → particular; → special = vižé (ویژه).

From L. peculiaris "of one's own (property)," from peculium "private property," from pecu "flock, farm animals, cattle," pecunia "money, property;" cf. Av. pasu-, fšu- "sheep;" Mid.Pers. pâh, pasvīk "cattle;" Mid./Mod.Pers. šu/ša in šupân/šabân "cattle keeper, shepherd;" Pers. dialects Laki and Tâti pas "sheep;" Skt. paśu- "cattle;" Goth. faihu "money, fortune;" O.E. feoh "cattle, money;" Ger. Vieh "cattle;" Lith. pekus "cattle;" PIE base *peku- "cattle."

Afd "peculiar; strange" (Dehxodâ), from Mid.Pers. afd, awd "peculiar, strange."

peculiar galaxy
  کهکشان ِ اَفد   
kahkešân-e afd

Fr.: galaxie particulière   

An irregular galaxy that has an abnormal shape (neither elliptical, spiral, nor lenticular) and/or has another unusual characteristic.

peculiar; → galaxy.

peculiar motion
  جنبش ِ اَفد   
jonbeš-e afd

Fr.: mouvement particulier   

1) The true motion of a star with respect to the Local Standard of Rest. → proper motion.
2) The motion of a cosmological object other than the apparent recession caused by the expansion of the Universe.

peculiar; → motion.

peculiar star
  ستاره‌ی ِ اَفد   
setâre-ye afd

Fr.: étoile particulière   

A star with a spectrum that cannot be conveniently fitted into any of the standard → spectral classifications.

peculiar; → star.

peculiar velocity
  تندا‌ی ِ اَفد   
tondâ-ye afd

Fr.: vitesse particulière   

1) Velocity with respect to the Local Standard of Rest.
2) Any velocity a galaxy has with respect to us that is not a Hubble law velocity due to the expansion of space.

peculiar; → velocity.

peculiarity
  اَفدی   
afdi

Fr.: particularité   

The quality or condition of being peculiar.

Noun form of → peculiar.