crust
Pronunciation
Noun
B1 Intermediate
Quick answer
The hard outer layer of the earth, or the hard outer part of bread or another baked food.
Test yourself
Which word fits the gap? "The earth's _____ is thinnest beneath the oceans."
Answer: crust
In your own words, what does "crust" mean?
The hard outer layer of the earth, or the hard outer part of bread or another baked food.
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