As a noun nonad
is a collection, or series of nine things.
As an adjective nonaid is
not of or pertaining to aid.
a collection, or series of nine things
*True nonads seem to be rare. Most collections of nine things are actually triads of triads.
*Also the name of a photographic filter used for astronomy, meaning "no Sodium D-line", where Sodium has the symbol Na, from the Latin natrium .
Not of or pertaining to aid.
- Nonaid imports by Korea amounted to $43.2 million in 1956.