Phytoplankton
Pronunciation: /ˌfaɪtoʊˈplæŋtən/
Phytoplankton (noun)
- Tiny, drifting organisms in water that make their own food using sunlight.
- The main producers in many water ecosystems, forming the first step of the food chain.
Examples
- Phytoplankton drift in the water and capture sunlight.
- Scientists study phytoplankton to understand ocean ecosystems.