Satisfactory (adjective)

1. Adequate or acceptable, but not outstanding or very good.
2. Giving or producing satisfaction; pleasing.

Origin:

Early 17th century: from latin satisfactorius, from satisfact- "performed, done", from the verb satisfacere (see satisfy).

Examples:

1. The test results were satisfactory.
2. The service was satisfactory, but not exceptional.
3. The performance was satisfactory, but not up to the usual standards.
4. The employee's work was satisfactory, but there was room for improvement.
5. The meal was satisfactory, but not as good as expected.