Consolidate (verb)

1. To bring together smaller parts into a larger, more cohesive whole.
2. To make something stronger or more stable.
3. To make something more efficient by combining or reorganizing.

Origin:

From the latin consolidare, meaning "to make solid, strengthen", from con- meaning "with" + solidus, meaning "solid".

Examples:

1. The company consolidated its operations by closing some of its smaller factories.
2. He consolidated his power by eliminating his rivals.
3. The government consolidated the different agencies into one department.
4. The company consolidated its debt by taking out a loan.
5. The teacher consolidated the learning by giving a summary of the lesson.