Where does “periscopism” come from?

periscopism (English) comes from English periscope, from English peri, from Ottoman Turkish پری, from Persian پری, from Persian پر, from Middle Persian purr, from Proto-Iranian pr̥Hnáh, from Proto-Indo-Iranian pr̥Hnás — to fill.

periscopism (English): vision, covering a wide field without changing the direction of the optical axis

Definitions

  1. vision, covering a wide field without changing the direction of the optical axis

Ancestry of “periscopism”, step by step

periscopism traces back through two separate lines of ancestry.

via English periscope

StepLanguageWordMeaning
1EnglishperiscopeA form of viewing device that allows the viewer...
2EnglishperiA sprite or supernatural being
3Ottoman Turkishپریfairy
4Persianپریsprite or supernatural being in Iranian/Persian...
5Persianپرfull; feather; wing
6Middle Persianpurr
7Proto-Iranianpr̥Hnáhfull, filled
8Proto-Indo-Iranianpr̥Hnásfull, filled
9Proto-Indo-Europeanpl̥h₁nósfull
10Proto-Indo-Europeanpleh₁-to fill

via English ism

StepLanguageWordMeaning
1EnglishismAn ideology, system of thought, or practice that...
2English-ismUsed to form nouns of action or process or result...
3Latin-ismus-ism
4Ancient Greek-ισμόςForms abstract nouns
5Ancient Greek-μόςForms abstract nouns
6Proto-Indo-European-mósCreates action/result nouns from verb stems
Every word from Proto-Indo-European pleh₁-