crust
🇺🇸
/krʌst/
🇬🇧
/krʌst/
the hard outer part of bread
The bread crust is hard and crunchy.
the baked pastry covering of a pie
The pie crust was flaky and delicious.
the rocky outer layer of the earth or a planet
The earth's crust contains many minerals.
a hard layer on top of something soft
A thin crust formed on the snow overnight.
to form a hard outer layer
The mud began to crust over in the sun.