from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A descending slope, as in a road.
- n. A turn or trend downward.
- n. A decline, as in fortune, status, or condition: a neighborhood on the downgrade.
- transitive v. To lower the status or salary of.
- transitive v. To minimize the importance, value, or reputation of. See Synonyms at decry, demote.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A reduction of a rating, as a financial or credit rating.
- v. To place lower in position.
- v. To 'dumb down', reduce in complexity, or remove unnecessary parts.
- v. to reduce the official estimate of a storm's intensity.
- v. To revert software back to an older version.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- v. rate lower; lower in value or esteem
- n. the property possessed by a slope or surface that descends
From down- + grade. (Wiktionary)