D defs.my
Entry 1 sense Webster, 1913

Inflexibility

/ĭnˌ-flĕkˌ-sĭb-ĭl'-ĭt-ē/ · In·flex·i·bil·i·ty · IPA /ˌɪnflˌɛksɪbˈɪlɪtiː/
01 n. The quality or state of being inflexible, or not capable of being bent or changed; unyielding stiffness; inflexibleness; rigidity; firmness…
  1. 1.
    The quality or state of being inflexible, or not capable of being bent or changed; unyielding stiffness; inflexibleness; rigidity; firmness of will or purpose; unbending pertinacity; steadfastness; resoluteness; unchangeableness; obstinacy.
    “The inflexibility of mechanism.” — A. Baxter.
    “That grave inflexibility of soul.” — Churchill.
    “The purity and inflexibility of their faith.” — T. Warton.