1. the natural world and the conditions in which people, animals, and plants live
2. the conditions or circumstances in which a person, animal, or plant lives or operates
3. the social and cultural conditions that affect the nature of an individual or community

Examples

• We must protect the environment for future generations.
• The company is committed to reducing its impact on the environment.
• Children thrive in a supportive learning environment.
• The hostile work environment made employees uncomfortable.
• She grew up in a multicultural environment.
• The software runs in a Windows environment.
• Marine animals are adapted to their underwater environment.