Salary
Part of speech: noun
Definition: a fixed amount of money paid to a worker, usually measured on a monthly or annual basis, not hourly, as wages. Implies a degree of professionalism and/or autonomy.
Part of speech: verb
Definition: To pay on the basis of a period of a week or longer, especially to convert from another form of compensation.
Payroll
Part of speech: noun
Definition: A list of employees who receive salary or wages, together with the amounts due to each.The total sum of money paid to employees.The series of accounting transactions that ensure that employees are paid correctly, and that all taxes etc are properly deducted; the department in a company responsible for it.