register
1. reg.is.ter \'rej-*-st*r\ n [ME registre, fr. MF, fr. ML registrum, alter. of LL regesta,] pl., register, fr. L, neut. pl. of regestus, pp. of regerere to bring back, fr. re- + gerere to bear - more at CAST 1: a written record containing regular entries of items or details 2a: a book or system of public records 2b: a roster of qualified or available individuals 3: an entry in a register 4a: a set of organ pipes of like quality : STOP 4b1: the range of a human voice or a musical instrument 4b2: a portion of such a range similarly produced of the same quality 5a: a device regulating admission of air to fuel 5b: a grille often with shutters for admitting heated air or for ventilatio n 6: REGISTRATION, REGISTRY 7a: an automatic device registering a number or a quantity 7b: a number or quantity so registered 8: a condition of correct alignment or proper relative position 2. register \-st(*-)rin\ vb or reg.is.ter.ing 1a: to make or secure official entry of in a register 1b: to enroll formally esp. as a voter or student 1c: to record automatically : INDICATE 2: to make or adjust so as to correspond exactly 3: to secure special protection for (a piece of mail) by prepayment of a f ee 4: to convey by expression and bodily movements alone 1a: to enroll one's name in a register 1b: to enroll one's name officially as a prerequisite for voting 1c: to enroll formally as a student 2a: to correspond exactly 2b: to be in correct alignment or register 3: to make or convey an impression 3. register n [prob. alter. of ME registrer] : REGISTRAR
Webster's English Dictionary