Where does “supercollimation” come from?

supercollimation (English) comes from English super, from English super-ego, from German Über-Ich, from German Ich, from Middle High German ich, from Old High German ih, from Proto-West Germanic ik, from Proto-Germanic *ek — I.

supercollimation (English): The focusing of radiation into a finite-width beam that shows very little diffraction

Definitions

  1. The focusing of radiation into a finite-width beam that shows very little diffraction

Ancestry of “supercollimation”, step by step

supercollimation traces back through two separate lines of ancestry.

via English super

StepLanguageWordMeaning
1EnglishsuperOf excellent quality, superfine; better than...
2Englishsuper-egoAlternative spelling of superego
3GermanÜber-Ichsuperego
4GermanIchego, the Ich; self, me, him, etc
5Middle High GermanichI
6Old High GermanihI
7Proto-West GermanicikI
8Proto-Germanic*ek
9Proto-Indo-Europeanéǵh₂I

via English collimation

StepLanguageWordMeaning
1Englishcollimationthe act of collimating or something collimated;...
Every word from Proto-Indo-European éǵh₂Every word from Proto-Germanic *ekEvery word from Proto-West Germanic ik