1
a forest in a tropical area that receives a lot of rain:
2
water, especially from a river or stream, dropping from a higher to a lower point, sometimes from a great height
3
one of the parts of a tree that grows out from the main trunk and has leaves, flowers, or fruit on it:
4
a large mass of ice that moves slowly
5
a very large mass of ice that floats in the sea
6
the hard, solid substance found in the ground that is often used for building,
7
a large hole in the side of a hill, cliff, or mountain, or one that is underground