The quality or state of being superhuman; superhumanity.
Origin
Early 19th century; earliest use found in Samuel Taylor Coleridge (1772–1834), poet, critic, and philosopher. From superhuman + -ness. Compare earlier superhumanity.
Definition of superhumanness in US English:
superhumanness
nouns(j)uːpəˈhjuːmənnəs
The quality or state of being superhuman; superhumanity.
Origin
Early 19th century; earliest use found in Samuel Taylor Coleridge (1772–1834), poet, critic, and philosopher. From superhuman + -ness. Compare earlier superhumanity.