role

noun7

1. •
   a job someone or something does as part of something bigger

   • Local volunteers played an important role in cleaning the beach after the oil spill.
   • What role does the wax in your earhole fulfill?
2. •
   The function of a word in a phrase.
3. •
   A character or part played by a performer or actor.

   • My neighbor was the lead role in last year's village play.
   • Her dream was to get a role in a Hollywood movie, no matter how small.
4. •
   The expected behaviour of an individual in a society.

   • The role of women has changed significantly in the last century.
5. •
   Designation that denotes an associated set of responsibilities, knowledge, skills, or privileges

   • The project manager role is responsible for ensuring that everyone on the team knows and executes his or her assigned tasks.
6. •
   In the Raku programming language, a code element akin to an interface, used for composition of classes without adding to their inheritance chain.
7. •
   (historical) An ancient unit of quantity, 72 sheets of parchment.