What does ONC stand for?
ONC stands for "Observing Noctilucent Cloud"
How to abbreviate "Observing Noctilucent Cloud"?
"Observing Noctilucent Cloud" can be abbreviated as ONC
What is the meaning of ONC abbreviation?
The meaning of ONC abbreviation is "Observing Noctilucent Cloud"
What does ONC mean?
ONC as abbreviation means "Observing Noctilucent Cloud"
