1. (

• hardening ,
• solidifying ,
• solidification ,
• set ,
• curing

) the process of becoming hard or solid by cooling or drying or crystallization; "the hardening of concrete"; "he tested the set of the glue" ;

1. (

• solidify ,

) make solid or more solid; cause to solidify ;

2. (

• solidify

) become solid; "The metal solidified when it cooled" ;