obduration

English

Etymology

From Latin obduratio.

Noun

obduration (countable and uncountable, plural obdurations)

1. (obsolete) A hardening of the heart; hardness of heart.
   • 1651, Jos[eph] Hall, Susurrium cum Deo. Soliloquies: Or, Holy Self-conferences of the Devout Soul, […], 2nd edition, London: […] Will[iam] Hunt, and are to be sold by George Lathum junior, […], →OCLC:

     thou seest me decline to a careless obduration, and to a disrespective forgetfulness of thy mercies

See also

• harden one's heart