enrol

Concise Oxford English Dictionary © 2008 Oxford University Press:
enrol /ɪnˈrəʊl, ɛn-/ (US enroll)

▶verb (enrols, enrolling, enrolled)

• 1 officially register as a member or student.

  ■ recruit.

• 2 Law, historical enter (a deed or other document) among the rolls of a court of justice.

– derivatives
enrollee noun,
enroller noun.

– origin ME: from OFr. enroller, from en- ‘in’ + rolle ‘a roll’ (names being orig. written on a roll of parchment).