Englishfor English speakers
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.
system
Noun
—
A group of things that work together; a way of doing something.
This coloured paper is part of my system for keeping lists of people.