What does the word falsify mean?

Usage examples for falsify

  1. The unworthy members of it are best dismissed from our habitual thoughts; and the imperfections which adhered through life, even to those of the dead who deserve honourable remembrance, should be no further borne in mind than is necessary not to falsify our conception of facts. – Auguste Comte and Positivism by John-Stuart Mill
  2. Velasquez, the judge, the better to have the use of his hands in the descent, held his rod of office in his mouth, thus taking care, says a caustic old chronicler, not to falsify his assurance, that " no harm should come to Pizarro while the rod of justice was in his hands"! – History-of-the-Conquest-of-Peru-with-a-preliminary-view-of-the-civilization-of-the-Incas by Prescott, William Hickling