What does "nio" mean?

Alternative letter-case form of Nio.

Nio

/niːoʊ/ name, noun

name, noun ·Rare ·Advanced level

Noun

1
Alternative letter-case form of Nio. alt-of
2
Initialism of New I/O (“new (or nonblocking) input/output”). abbreviation, alt-of, initialism, uncountable

Proper Noun

1
Initialism of Northern Ireland Office. UK, abbreviation, alt-of, initialism
"Stormont officials spelled out linguistic pitfalls that could offend nationalists and unionists in a 164-page guidance document for Mandelson and other new NIO ministers."
2
A pair of door gods at the main gates of Buddhist temples.
"Two Deva Kings (Nio) stand guard, as do two koma-inu (Korean lion-dogs), to protect the temple from the entry of evil forces... The 12 foot (3.6 m) tall Nio on the right has his mouth open to pronounce the Sanskrit "A" while the one on the left has his lips closed so as to pronounce the "Om" sound, these two sounds being the alpha and omega of Buddhist lore, symbolizing the all inclusiveness of Buddhist teachings."

"Neuroscientist António Damásio defines consciousness as "the sensation of what is happening"."

From Japanese 仁王 (Niō), from Chinese 仁王 (Rénwáng, “Benevolent or Humane King[s]”).