Where does “underluminosity” come from?

underluminosity (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.

underluminosity (English): Insufficient luminosity

Definitions

  1. Insufficient luminosity

Ancestry of “underluminosity”, step by step

underluminosity 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 under

StepLanguageWordMeaning
1EnglishunderIn or at a lower level than; As a subject of;...
2Middle Englishunderunder
3Old Englishunderunder, beneath
4Proto-Germanicunderamong, between; under, beneath; under
5Proto-Indo-Europeanh₁entérbetween
6Proto-Indo-Europeanh₁enin; in, inside
Every word from Proto-Indo-European -yeti
underluminosity — Etymology, Origin & Word History | Etymology Explorer