Hakuluettelo:
Käännös:
Newtonmas (suomeksi)
- Määritelmät:
- (lb, en, humorous) December 25, w:Isaac Newton, Sir Isaac Newton's birthday (in the Julian calendar).
- (lb, en, humorous) December 25 through January 4, w:Isaac Newton, Sir Isaac Newton's birthday (in the Gregorian calendar).