It's a prefix meaning "nine"
Nona : nineteenth.
it means ugly
grandma and nonno is grandad
Mia nonna is 'my grandmother'
I think you mean a nanosecond. This is 10-9 of a second
"Nona" in chemistry typically refers to the prefix representing a numerical value of 9. For example, nonane is a hydrocarbon with nine carbon atoms in its chain.
Nona Beamer went by Aunty Nona.
Nonagon: polygon that has 9 sides
tabe nona
Nona Gaye's birth name is Nona Marvisa Gaye.
Nona is Cat's grandma.
Nona Nightmare goes by Stacie C, DJ Nona, and Stacie Cabasa.