Idealistic (adjective)

1. Of or characterized by idealism.
2. Having or showing high moral principles or ideals.
3. Unrealistically or excessively optimistic.

Origin:

From idealism.

Examples:

1. The young activists were idealistic, believing that they could change the world.
2. The teacher's idealistic approach to education was to inspire children to think critically and creatively.
3. His idealistic view of politics led him to believe that all politicians were honest and had good intentions.
4. The company's idealistic mission to make the world a better place was admirable, but not always practical.
5. The organization's idealistic goal was to eradicate poverty and hunger in the world.