1. the parts of the universe where life can exist; the global ecosystem of Earth including all living organisms and their physical environment
Usage: scientific
2. self-contained glass spheres containing small ecosystems with living organisms
Usage: commercial product

Examples

• Scientists study how human activities affect Earth’s ecosphere.
• The ecosphere includes all life forms and their interactions with air, water, and soil.
• Climate change poses serious threats to the global ecosphere.
• She bought several ecospheres as gifts for her science-loving friends.
• The tiny shrimp in the ecosphere have survived for months without any care.
• These sealed ecospheres demonstrate how ecosystems can be self-sustaining.
• The ecosphere on her desk contains algae, bacteria, and small crustaceans.