An Etymological Dictionary of Astronomy and Astrophysics

English-French-Persian

فرهنگ ریشه‌شناختی اخترشناسی-اخترفیزیک

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ocular
  چشمی، دیدگانی  
cašmi, didgâni
Fr.: oculaire  

  1. Of, pertaining to, or for the eyes.

  2. Optics: An alternative term for → eyepiece.

Etymology (EN): From L. ocularis “of the eyes,” from oculus “eye,” from PIE base *okw- “to see;” cf; Av. aši- “(both) eyes;” E. → eye.

Etymology (PE): Cašmi, related to cašm “eye” (Mid.Pers. cašm, Av. cašman- “eye,” ākas- “to look,” from prefix ā- + Proto-Iranian *kas- “to look, appear,” cf. Skt. cáksus- “seeing”); didgâni, related to didgân “eyes,” plural of didé “eye,” from didan “to see” (Mid.Pers. ditan “to see, regard, catch sight of, contemplate, experience;” O.Pers. dī- “to see;” Av. dā(y)- “to see,” didāti “sees;” cf.
Skt. dhī- “to perceive, think, ponder; thought, reflection, meditation,” dādhye; Gk. dedorka “have seen”).