Where does “superluminosity” come from?

superluminosity (English) comes from English luminosity, from French luminosité, from Latin luminosus, from Latin lūmen, from English -escence, from Latin -escens, from Latin -esco, from Latin -eo — Creates transitive imperfective verbs from roots.

superluminosity (English): The property of being superluminal

Definitions

  1. The property of being superluminal

Ancestry of “superluminosity”, step by step

superluminosity traces back through two separate lines of ancestry.

via English luminosity

StepLanguageWordMeaning
1Englishluminositythe state of being luminous, or a luminous...
2Frenchluminositébrightness; luminosity
3Latinluminosusbright, luminous, full of light
4Latinlūmenlight, source of light
5English-escencea specified process or state
6Latin-escens
7Latin-escoForms verbs from adjectives meaning "become "
8Latin-eoForms stative verbs from adjectives; dative...
9Proto-Italic-ēōForms stative verbs, indicating a state of being;...
10Proto-Italic-ējō
11Proto-Indo-European-éh₁yetiThematicization of the athematic stative verbal...
12Proto-Indo-European-yetiCreates transitive imperfective verbs from roots

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
Every word from Proto-Indo-European -yeti