from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Computer Science Memory hardware that can be programmed only once.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- programmable read-only memory: A PROM chip can be programmed one or more times (depending on the type) and generally cannot be re-programmed without special equipment. Once programmed and installed in a device, it functions as a read-only chip (as if it had been hard-wired to function that way.)
from The Century Dictionary and Cyclopedia
- n. A colloquial shortening of promenade.
- n. An abbreviation of promontory.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a formal ball held for a school class toward the end of the academic year
p(rogrammable) r(ead-)o(nly) m(emory).(American Heritage® Dictionary of the English Language, Fourth Edition)