# solid

solid is part of the Basic English 850.

### Pronunciation

•  Audio (US) (file)

 Positivesolid Comparativemore solid Superlativemost solid
1. If something is solid, it is hard and keeps its shape.
When he went out in the morning, the water had frozen solid.
After it has cooled, the solid gold is moved to a safer place.
2. If something is solid ${\displaystyle x}$ , its only material is ${\displaystyle x}$ .
Copper mixed with silver made a much cheaper spoon than solid silver.
3. If something is solid, it has not spaces inside or between.
The traffic was a solid line of cars as far as you could see.
The wall looked solid, but when he knocked it made a hollow sound.
4. If something is solid, it is good and will not break or change easily.
Don't worry about the chair. It's solid as a rock.
The police had enough solid evidence to put him in jail.

## Noun

1. A solid is a material which keeps its shape. It is not a liquid (like water) or a gas (like air).