n. [ Cf. F. induration, L. induratio hardness of heart. ] [ 1913 Webster ]
1. The act of hardening, or the process of growing hard. [ 1913 Webster ]
2. State of being indurated, or of having become hard. [ 1913 Webster ]
3. Hardness of character, manner, sensibility, etc.; obduracy; stiffness; lack of pliancy or feeling. [ 1913 Webster ]
A certain induration of character had arisen from long habits of business. Coleridge. [ 1913 Webster ]