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# solid

«solid» in Mova's school dictionary: **something hard or firm that keeps its own shape, like…** — its meaning for a pupil, its sense in the lessons and examples, with 5 sentences of Mova's corpora that use it.

### part of speech

adjective (solid, more solid, most solid); noun (a solid, solids)

### meaning for a pupil

1) A solid is something hard or firm that keeps its own shape, like ice, wood or stone; one of the states of matter. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/S/solid/#m1)

2) Solid (adjective) means not hollow — the same material all the way through: solid gold. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/S/solid/#m2)

3) Solid means strong and firm: a solid wall. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/S/solid/#m3)

4) Solid can mean without a break: «I read for two solid hours». [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/S/solid/#m4)

5) In maths, a solid is a 3D shape such as a cube or sphere. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/S/solid/#m5)

### sense in the lessons

In science, the three common states of matter are solid, liquid and gas; a solid has a fixed shape and volume because its particles are packed tightly. Heating makes solids melt into liquids. In maths, solid shapes have faces, edges and vertices. In health, babies start «solid food» after milk. Phrases: «solid as a rock», «frozen solid», «solid advice».

### examples

- Ice is water in its solid form. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/S/solid/#x1)
- A rock is a solid. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/S/solid/#x2)
- The ring is made of solid gold. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/S/solid/#x3)
- The pond was frozen solid. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/S/solid/#x4)
- A cube is a solid with six faces. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/S/solid/#x5)
- Solids keep their shape. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/S/solid/#x6)
- We need a solid table for this heavy box. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/S/solid/#x7)
- It rained for three solid days. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/S/solid/#x8)
- These pillars are solid gold, I assure you." [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/S/solid/#x9)

### note

Opposites: liquid, gas (state of matter); hollow (inside). «Solid» shapes = 3D shapes. Trap: some solids can be poured, like sand or sugar, because they are many tiny solid grains — each grain keeps its shape.

### In the corpora

- [The North American wood frog can freeze solid in winter, with its heart stopped, and thaw and hop away in spring.](https://md.mova.elamur.ai/free/en/corpora/school/biology/55-sleep-and-hibernation/12/)
- [Its hollow stems with solid joints are strong and light, so Hong Kong builders still tie bamboo poles into scaffolding round skyscrapers.](https://md.mova.elamur.ai/free/en/corpora/school/biology/380-china-s-plants-bamboo-ginkgo-lotus-tea-and-rice-paddies/1/)
- [Bamboo stems are hollow with solid joints, which makes them strong and light, and bamboo bends without breaking and grows back quickly.](https://md.mova.elamur.ai/free/en/corpora/school/biology/380-china-s-plants-bamboo-ginkgo-lotus-tea-and-rice-paddies/9/)
- [Jaguar turns it into a rhyme: «Can't curl, but can swim, Slow-Solid, that's him!](https://md.mova.elamur.ai/free/en/corpora/school/books/82-justso-armadillos-1-painted-jaguar/24/)
- [Hedgehog says «Hold up my chin, Slow-and-Solid.](https://md.mova.elamur.ai/free/en/corpora/school/books/83-justso-armadillos-2-the-first-armadillo/13/)

### Trees and pragmatics

[Every meaning and example of «solid» parsed by Mova](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/S/solid/), each sentence with its dependency tree and frames.