An Etymological Dictionary of Astronomy and Astrophysics

English-French-Persian

فرهنگ ریشه‌شناختی اخترشناسی-اخترفیزیک

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right
  ۱) راست؛ ۲) درست؛ ۳) راشن  
1) râst (#); 2) dorost; 3) râšan
Fr.: droit  

1a) Straight, free from curves, angles, or irregularities.
→ right ascension.

1b) Opposite of → left. → right-hand rule, → right-hand screw rule.

  1. In accordance with fact, reason, or truth; correct or true.

  2. Something that a person is or should be morally or legally allowed to have, get, or do (Merriam-Webster).

Etymology (EN): M.E.; O.E. reht, riht; cf. O.H.G. reht, Ger. recht, O.N. rettr, Goth. raihts; P.Gmc. *rekhtaz, cognate with Pers. râst, as below.

Etymology (PE): 1) Râst “right, true; just, upright, straight;” Mid.Pers. râst “true, straight, direct;” Soghdian rəšt “right;” O.Pers. rāsta- “straight, true,” rās- “to be right, straight, true;” Av. rāz- “to direct, put in line, set,” razan- “order;” related to
Mid.Pers. rây-, râyênitan “to arrange;” Mod.Pers.
raj “line, row,” variants raž, rak, râk, rezg (Lori), radé, râdé “line, rule, row,”
rasté, râsté “row, a market with regular ranges of shops;” ris, risé “straight;”
cf. Skt. raj- “to direct, stretch,” rjuyant- “walking straight;” Gk. orektos “stretched out;” L. regere “to lead straight, guide, rule,” p.p. rectus “right, straight;” PIE base *reg- “move in a straight line,” hence, “to direct, rule;”

  1. Dorost “correct, whole, complete, healthy,” → integral.

  2. Râšan, related to râst, as above; cf. Mid.Pers. Rašn “Justice deity; calendar 18th day;” Av. rašnu- “the Zoroastrian Justice deity, orientation.”