extracurricular

/EH0 K S T R AH0 K ER0 IH1 K Y AH0 L ER0/
noun
  1. 1

    An activity outside the normal academic curriculum.

  2. 2

    An activity beyond official duties of a job or profession.

  3. 3

    An extramarital affair.

adjective
  1. 1

    Outside of the normal curriculum of an educational establishment

    โ€œThe students enjoy a number of extracurricular activities at weekends.โ€

  2. 2

    Similarly outside of the normal duties of a job or profession

  3. 3

    Extramarital

Source: https://en.wiktionary.org/wiki/extracurricular