Salary is a term for a reward provided by the employer to employees for a work. Salary has the form of monetary performance, is usually fixed, regular, and is paid on the basis of an employment contract.
Salary in practice: Salary is a key form of remuneration in employment. Salary is usually paid regularly to a fixed term. In some countries, the salary, unlike wages, is paid at longer intervals, on a regular basis, usually monthly. Salary is compensation for work done (for achieved job performance and behavior).
The term wage is also used for the reward for the work provided by the employer. In some countries, the difference between them is strictly defined by the legislation of the country or state, in some countries the difference between wage and salary is not clearly defined.