Englishfor English speakers
gain
Noun
—
A gain is the act of getting something.
You have nothing to gain.
—
What one gains, as a return on investment or dividend.
No pain, no gain.
—
The factor by which a signal is multiplied.
gain
Verb
—
You gain something by getting or receiving it.
in
Preposition
—
Used to show that something is inside something else.
The cat is in the box.
—
Used to show that someone is at home, or is available.
Is John in?
The Doctor is now in.
—
Used to show movement towards the inside.
The rain came in through the window.
momentum
Noun
—
The momentum is the way something keeps going after you stop pushing it.
The rock rolled down the hill. It had too much momentum. Nobody could stop it.