ENROLL
enroll, inscribe, enter, enrol, recruit
(verb) register formally as a participant or member; “The party recruited many new members”
Source: WordNet® 3.1
Etymology
Verb
enroll (third-person singular simple present enrolls, present participle enrolling, simple past and past participle enrolled)
(transitive) To enter (a name, etc.) in a register, roll or list
(transitive) To enlist (someone) or make (someone) a member of
(intransitive) To enlist oneself (in something) or become a member (of something)
(obsolete, transitive) To envelop; to enwrap.
Synonyms
• (enter in a register): list, note, note down, record, register; see also enlist
• (enlist): enlist, sign up, subscribe
• (become a member): enlist, join, join up, sign up, subscribe
• (join a class): add, register for (synonyms for “enroll in [a class]”)
Source: Wiktionary
En*roll", v. t. [imp. & p. p. Enrolled; p. pr. & vb. n. Enrolling.]
Etym: [Pref. en- + roll: cf. F. enrôler; pref. en- (L. in) + rôle
roll or register. See Roll, n.] [Written also enrol.]
1. 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.
An unwritten law of common right, so engraven in the hearts of our
ancestors, and by them so constantly enjoyed and claimed, as that it
needed not enrolling. Milton.
All the citizen capable of bearing arms enrolled themselves.
Prescott.
2. To envelop; to inwrap; to involve. [Obs.] Spenser.
Source: Webster’s Unabridged Dictionary 1913 Edition