Where does “postillumination” come from?

postillumination (English) comes from English illumination, from Middle French illumination, from Latin illuminatio, from Latin illūminō, from Latin lūminō, from Latin lūmen, from English -escence, from Latin -escens — Creates transitive imperfective verbs from roots.

postillumination (English): Following illumination

Definitions

  1. Following illumination

Ancestry of “postillumination”, step by step

postillumination traces back through two separate lines of ancestry.

via English illumination

StepLanguageWordMeaning
1EnglishilluminationThe act of illuminating, or supplying with light;...
2Middle Frenchillumination
3Latinilluminatioglory; enlightening; illumination, lighting
4Latinillūminōto illuminate, light up, brighten
5Latinlūminōto illuminate
6Latinlūmenlight, source of light
7English-escencea specified process or state
8Latin-escens
9Latin-escoForms verbs from adjectives meaning "become "
10Latin-eoForms stative verbs from adjectives; dative...
11Proto-Italic-ēōForms stative verbs, indicating a state of being;...
12Proto-Italic-ējō
13Proto-Indo-European-éh₁yetiThematicization of the athematic stative verbal...
14Proto-Indo-European-yetiCreates transitive imperfective verbs from roots

via English post

StepLanguageWordMeaning
1EnglishpostA long dowel or plank protruding from the ground;...
2Middle Frenchposte
3Italianpostamail, post; post office; stakes
4Latinprobāre
5Latinprobōto approve, permit, commend
6LatinProbusgood, serviceable, excellent, superior, able
7Proto-Indo-Europeanpro-bhwo-being in front, prominent
8Proto-Indo-Europeanpro-toward, forward
9Proto-Indo-Europeanpor-to give birth; forward, through; going, passage
10Proto-Indo-Europeanper-before, in front; first; to go through
11Proto-Indo-Europeanpr̥tóspassed , crossed
Every word from Proto-Indo-European -yetiEvery word from Latin -eoEvery word from English -escence