1. A fine-grained sedimentary rock whose original constituents were clays or mud

Derived forms: mudstones

Encyclopedia: Mudstone

• chess match
• chess move
• chess opening
• chess piece
• chess player
• chess set
• chessboard
• chessman
• chest
• chest cavity
• chest of drawers
• chest pain
• chest protector
• chest register
• chest tone
• chest voice
• chested
• asceticism
• Asch
• Aschelminthes
• Ascidiaceae
• ascidian
• ascidian tadpole
• ASCII
• ASCII character