phytoplankton
noun/ˌfaɪtoʊˈplæŋktən/
Frequency rank: #18,078 of 20,003 in the WORDED list (wordfreq data)
Meaning
microscopic photosynthetic organisms that drift in water and form the base of aquatic food chains.
Example sentence
Scientists discovered that phytoplankton levels in the ocean have dropped significantly over the past century.
Synonyms & related words
- microalgae
- algae
- plankton
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