English to English

verb (v)

• register formally as a participant or member(verb.social)

  Synonym:
  enrol, enter, inscribe, recruit
  

  source: wordnet30
• To insert in a roil; to register or enter in a list or catalogue or on rolls of court; hence, to record; to insert in records; to leave in writing; as, to enroll men for service; to enroll a decree or a law; also, reflexively, to enlist.(verb)

  source: webster1913