Meaning & use
rock
A large, naturally formed mass of solid mineral material, or the smaller pieces broken from it.
See it in a sentence
Climbers tested each rock carefully before trusting it with their full weight.
The waves had smoothed the rocks along the shoreline into rounded shapes.
A note on using this word
As a mass noun, 'rock' refers to the material in general; 'a rock' or 'rocks' refers to individual pieces.
Words with a similar meaning
Choose a synonym to suit the sentence. Meanings can overlap without being identical.
Another way to use it
2. verb
To move gently and repeatedly backward and forward or from side to side.
She rocked the crying baby until he finally fell asleep in her arms.
3. noun
A genre of popular music marked by a strong beat and typically played on electric guitars.
He grew up listening to classic rock on his father's old vinyl records.
Make it your own
Write a sentence using “rock”, then compare your use with the examples above.