Biosphere

Pronunciation
/BI-oh-sphere/
Category
Ecology
Singular
Biosphere
Plural
Biospheres

Definition

The global ecosystem encompassing all living organisms and their interactions with each other and their environment.

Etymology

From Greek 'bios', meaning 'life', and 'sphaira', meaning 'sphere'.

Example

The biosphere encompasses all life on Earth, from the deepest oceans to the highest mountains.

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