Open English Wordnet
Nouns
(n)register, registryan official written record of names or events or transactions (n)register(music) the timbre that is characteristic of a certain range and manner of production of the human voice or of different pipe organ stops or of different musical instruments (n)registera book in which names and transactions are listed (n)register(computer science) memory device that is the part of computer memory that has a specific address and that is used to hold information of a specific kind (n)registeran air passage (usually in the floor or a wall of a room) for admitting or excluding heated air from the room (n)registera regulator (as a sliding plate) for regulating the flow of air into a furnace or other heating device (n)cash register, registera cashbox with an adding machine to register transactions; used in shops to add up the bill Verbs
(v)registerrecord in writing; enter into a book of names or events or transactions (v)file, registerrecord in a public office or in a court of law“file for divorce”,
“file a complaint” (v)registerenroll to vote“register for an election” (v)record, registerbe aware of“Did you register any change when I pressed the button?” (v)read, register, show, recordindicate a certain reading; of gauges and instruments“The thermometer showed thirteen degrees below zero”,
“The gauge read ‘empty’” (v)registershow in one's face“Her surprise did not register” (v)registermanipulate the registers of an organ (v)registersend by registered mail“I'd like to register this letter” (v)registerenter into someone's consciousness“Did this event register in your parents' minds?”