Where does “mega-ship” come from?

mega-ship (English) comes from English ship, from English relationship, from English relation, from Middle English relacion, from Old French relacion, from Latin relātiō, from Latin referō, from Latin rĕ- — passed , crossed.

Ancestry of “mega-ship”, step by step

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

via English ship

StepLanguageWordMeaning
1EnglishshipA water-borne vessel generally larger than a...
2EnglishrelationshipConnection or association; the condition of being...
3EnglishrelationThe manner in which two things may be associated;...
4Middle Englishrelacion
5Old Frenchrelacion
6Latinrelātiōcarrying or bringing back
7Latinreferōto bear, bring, drive, or carry back, off, or away
8Latinrĕ-back, backwards
9Latinprōdūcōto lead or bring forth, forward or out
10Latinprō-forward direction, forward movement
11Proto-Italic*pro-pro- see the Latin entry for further meanings
12Proto-Indo-Europeanpro-toward, forward
13Proto-Indo-Europeanpor-to give birth; forward, through; going, passage
14Proto-Indo-Europeanper-before, in front; first; to go through
15Proto-Indo-Europeanpr̥tóspassed , crossed

via English mega

StepLanguageWordMeaning
1EnglishmegaVery large; great; excellent
2Ancient Greekμέγαςbig, large; great, mighty, loud; marvelous,...
3Proto-Indo-Europeanmeǵh₂sgreat
Every word from Proto-Indo-European pr̥tósEvery word from Proto-Indo-European per-Every word from Latin rĕ-