Englishfor English speakers
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.
situ
noun
—
Only used in .
—
(rare) Only used in .
concrete
Noun
—
Concrete is a type of mix that, when dried, hardens, often for sidewalks.
Did you know that the sidewalk was made out of concrete?
The project involved materials such as specialized mineral-rich soils, sands, and concretes specifically designed for this purpose.
The ground is made of concrete and asphalt.
concrete
Adjective
—
A synonym for strong.
There is no concrete evidence to say that Bill really does like salad.