Solver (noun)

A person or thing that solves a problem or puzzle.

Origin:

Derived from the old french word 'solvoir' meaning 'to solve', the term 'solver' first appeared in the 16th century and referred to a person or thing that solves a problem or puzzle.

Examples:

1. The crossword puzzle solver was determined to finish the entire newspaper, one puzzle at a time.
2. The mathematical equation solver was able to find the solution to the problem quickly and efficiently.
3. The computer solver was used to optimize the design of the aircraft, taking into account a wide range of factors and constraints.
4. The crime solver was able to put the pieces of the mystery together, leading to the arrest of the suspect.
5. The traffic solver was able to come up with a plan to reduce congestion and improve flow on the highway.