HyperDic: ac

English > 2 senses of the word Ac / AC:
NOUNsubstanceAc, actinium, atomic number 89a radioactive element of the actinide series
phenomenonAC, alternating current, alternating electric currentan electric current that reverses direction sinusoidally
Ac / AC > pronunciation
Rhymesabsorbency ... Yangtze: 255 rhymes with siy...
English > Ac: 2 senses > noun 1, substance
MeaningA radioactive element of the actinide series; found in uranium ores.
Synonymsactinium, atomic number 89
Broaderchemical element, elementAny of the more than 100 known substances (of which 92 occur naturally) that cannot be separated into simpler substances and that singly or in combination constitute all matter
Substance ofuranium oreAny ore from which uranium can be extracted
Spanishactinio, número atómico 89
CatalanAc, actini, número atòmic 89
English > AC: 2 senses > noun 2, phenomenon
MeaningAn electric current that reverses direction sinusoidally.
Synonymsalternating current, alternating electric current
Broaderelectricity, electrical energy, powerEnergy made available by the flow of electric charge through a conductor
Oppositedirect current, DC, direct electric currentAn electric current that flows in one direction steadily
SpanishAC, corriente alterna
Catalancorrent altern

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