Plankton are all of the small microscopic organisms that float in the ocean, sea or other bodies of salt or fresh water.(noun)
Small crustaceans in the Atlantic ocean, along with eggs, larvae and protozoans are an example of plankton.
See plankton in Webster's New World College Dictionary
Origin: Ger < Gr planktos, wandering < plazesthai, to wander, akin to planan: see planet
See plankton in American Heritage Dictionary 4
Origin: , from Greek
Origin: , neuter of planktos, wandering
Origin: , from plazein, to turn aside; see plāk-2 in Indo-European roots.
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