n.
1.the solar calendar introduced in Rome in 46 b.c. by Julius Caesar and slightly modified by Augustus, establishing the 12-month year of 365 days with each 4th year having 366 days and the months having 31 or 30 days except for February
Idiom of the Day
write out (something) or write (something) out
to write something on a piece of paper
I plan to write out the recipe that I saw on television.