Englishfor English speakers
Ac
—
noun
(= actinium)
a radioactive element of the actinide series; found in uranium ores
AC
—
noun
an electric current that reverses direction sinusoidally
In the US most household current is AC at 60 cycles per second
Sparta
—
noun
an ancient Greek city famous for military prowess; the dominant city of the Peloponnesus prior to the 4th century BC
Praha
—
noun
(= Prague)
the capital and largest city of the Czech Republic in the western part of the country; a cultural and commercial center since the 14th century