The ⚀ennea·hexqua·areanel, or ⚀colossal·area

Quantityarea
Formal name

⚀ennea·hexqua·areanel

Formal abbr⚀e•harℓ
Colloquial name⚀colossal·area 
Colloquial abbr⚀col·ar 
Derivation(⚀trina·triqua·lengthel)2
Derivation abbr(⚀t•tlgℓ)2
TGM equiv

≈ quadqua·Surf

TGM equiv abbr≈ qSf
SI & USC equiv

= Ɛ31,830z=2,802,276inch2
= Ɛ318.3z=19,460.25foot2
 0.4467458677686acre
1807.91638416meter2
18.0791638416are
= 0.180791638416hectare

scaling01:05:+:06:9.00