Definitions for

Overview of noun ac

The noun ac has 2 senses? (no senses from tagged texts)
1. actinium, Ac, atomic number 89

(a radioactive element of the actinide series; found in uranium ores)

2. alternating current, AC, alternating electric current

(an electric current that reverses direction sinusoidally; "In the US most household current is AC at 60 cycles per second") © 2001-2013, Demand Media, all rights reserved. The database is based on Word Net a lexical database for the English language. see disclaimer
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