people having common origins or traditions and often comprising a nation; "immigrants of the same nationality often seek each other out"; "such images define their sense of nationality"
the status of belonging to a particular nation by birth or naturalization
the period of time that it takes for a planet (as, e.g., Earth or Mars) to make a complete revolution around the sun; "a Martian year takes 687 of our days"
a period of time containing 365 (or 366) days; "she is 4 years old"; "in the year 1920"
a period of time occupying a regular part of a calendar year that is used for some particular activity; "a school year"