What does the word fixity mean?

Usage examples for fixity

  1. Her face was calm, her eyes looked into space with a certain fixity, but she was not cataleptic, for she was humming a rustic tune; her right hand wrote quickly, and, as it were, surreptitiously. – Real Ghost Stories by William T. Stead
  2. In the first place, if he does not believe in the resurrection of the body, he has no right to say it, because the House of Bishops, representing the whole Church of the United states, in an authoritative pastoral letter issued within three years, declares that fixity of interpretation is of the essence of the creeds. – Our Unitarian Gospel by Minot Savage