rock; stone
a lump or mass of hard consolidated mineral matter
"he threw a rock at me"
Type of:
natural object
Types:
achondrite
bedrock
boulder; bowlder
calculus; concretion
chondrite
clastic rock
crystal; crystallization
intrusion
outcrop; outcropping; rock outcrop
pebble
petrifaction
sill
stepping stone
tor
wall rock
whinstone; whin
xenolith
WordNet Lexical Database
v3.0, © 2006 Princeton University