1. (

• pitting ,
• roughness ,
• indentation

) the formation of small pits in a surface as a consequence of corrosion ;

1. (

• pit ,
• oppose ,
• match ,
• play_off

) set into opposition or rivalry; "let them match their best athletes against ours"; "pit a chess player against the Russian champion"; "He plays his two children off against each other" ;

2. (

• scar ,
• mark ,
• pock ,
• pit

) mark with a scar; "The skin disease scarred his face permanently" ;

3. (

• pit ,
• stone

) remove the pits from; "pit plums and cherries" ;