Newtonmas

Etymology
, after.

Noun

 * 1)  December 25, Isaac Newton's birthday (in the Julian calendar).
 * 2)  December 25 through January 4, Isaac Newton's birthday (in the Gregorian calendar).
 * 1)  December 25 through January 4, Isaac Newton's birthday (in the Gregorian calendar).
 * 1)  December 25 through January 4, Isaac Newton's birthday (in the Gregorian calendar).
 * 1)  December 25 through January 4, Isaac Newton's birthday (in the Gregorian calendar).
 * 1)  December 25 through January 4, Isaac Newton's birthday (in the Gregorian calendar).
 * 1)  December 25 through January 4, Isaac Newton's birthday (in the Gregorian calendar).
 * 1)  December 25 through January 4, Isaac Newton's birthday (in the Gregorian calendar).
 * 1)  December 25 through January 4, Isaac Newton's birthday (in the Gregorian calendar).
 * 1)  December 25 through January 4, Isaac Newton's birthday (in the Gregorian calendar).