exactsolution

noun
UK /ɪɡˈzækt səˈluːʃən/
US /ɪɡˈzækt səˈluːʃən/

The one perfect answer that is completely right.

After checking her math work twice, she found the exact solution to the puzzle.


OTHER MEANINGS

2. A mathematical answer that is perfectly accurate, not just close.

The exact solution to the equation was x equals four.

3. A way to fix a problem that works perfectly with no mistakes.

The engineers found the exact solution to keep the bridge safe.

4. The true and complete answer to a question.

The detective needed the exact solution to solve the mystery.