An Etymological Dictionary of Astronomy and Astrophysics

English-French-Persian

فرهنگ ریشه‌شناختی اخترشناسی-اخترفیزیک

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optic
  ۱) نوری، نوریک؛ ۲) دیدگانی  
1) nuri, nurik; 2) didgâni
Fr.: optique  
  1. Of or pertaining to the eye or sight.
  2. Same as → optical.

Etymology (EN): From M.Fr. optique, from M.L. opticus “of sight or seeing,” from Gk. optikos “of or having to do with sight,” from optos “seen, visible,” from op-, root of opsesthai “be going to see,” related to ops “eye,” from PIE *okw- “eye/see.”

Etymology (PE): 1) Nuri, nurik, from nur, → light + -i, -ik adj. suffix → -ic.
2) Didgâni, related to didgân “eyes,” plural of didé “eye; seen,” 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”).