1. (

• stiffening ,
• rigidifying ,
• rigidification

) the process of becoming stiff or rigid ;

1. (

• rigidify

) become rigid; "The body rigidified" ;

2. (

• rigidify ,
• ossify ,
• petrify ,

) make rigid and set into a conventional pattern; "rigidify the training schedule"; "ossified teaching methods"; "slogans petrify our thinking" ;