"As to learning, government, arts, manufactures, and the like," my master confessed, "he could find little or no resemblance between the Yahoos of that country and those in ours; for he only meant to observe what parity there was in our natures.
There are no more uses of "parity" in the book.
Show samples from other sources
The economist is studying male/female wage parity.
The NBA encourages team parity with the draft and salary caps.