non-contradiction

/N AA1 N K AA0 N T R AH0 D IH0 K SH AH0 N/
noun
  1. 1

    A statement which is logically not a contradiction.

  2. 2

    Absence of contradiction; the situation where statements do not contradict each other.

    โ€œthe noncontradiction of the postulates of geometryโ€

Source: https://en.wiktionary.org/wiki/non-contradiction, https://en.wiktionary.org/wiki/noncontradiction