Where does “mega-colossal” come from?

mega-colossal (English) comes from English colossal, from French colossal, from French -ál, from Latin -ālis, from Proto-Italic -ālis — forms relational adjectives.

mega-colossal (English): Describing the very largest type of volcanic...

Definitions

  1. Describing the very largest type of volcanic...

Ancestry of “mega-colossal”, step by step

mega-colossal traces back through two separate lines of ancestry.

via English colossal

StepLanguageWordMeaning
1EnglishcolossalExtremely large or on a great scale; Amazingly...
2Frenchcolossalcolossal, huge
3French-álal; appended to various words, often nouns, to make an adjective form; often added to words of Latin origin, but used with other words also
4Latin-ālis
5Proto-Italic-ālisforms relational adjectives

via English mega

StepLanguageWordMeaning
1EnglishmegaVery large; great; excellent
2Ancient Greekμέγαςbig, large; great, mighty, loud; marvelous,...
3Proto-Indo-Europeanmeǵh₂sgreat
Every word from Proto-Italic -ālisEvery word from Latin -ālisEvery word from French -ál