These portentous infants being alarming creatures to stalk about in any human society, the eighteen denominations incessantly scratched one another’s faces and pulled one another’s hair by way of agreeing on the steps to be taken for their improvement — which they never did; a surprising circumstance, when the happy adaptation of the means to the end is considered.
There are no more uses of "adaptation" in the book.
Show samples from other sources
The attacks relied on this critical adaptation.
Rick Yancey -- The 5th Wave
Production of the film adaptation brought Gregory Peck to town for the infamous courtroom scenes; his performance won him an Academy Award.