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
feedback
Noun
—
A reaction or opinion of something.
I'd really like some feedback on my poem.
I've been hearing really positive feedback about the new library.
After you hand in your essay, I will give you your grade and feedback regarding the content.
—
The high-pitched noise that you can hear when there's a loop between a microphone and a speaker.
governor
Noun
—
A governor is a person who leads a place like a state or territory.
The king appointed a new governor for the province.
The governor agreed to set the prisoner free.
The election for state governor was a close one.