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free-swimming. In DICTIOUS you will not only get to know all the dictionary meanings for the word
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English
Alternative forms
Adjective
free-swimming (not comparable)
- (biology) Able to swim about freely.
1885, Sir Norman Lockyer, Nature - Volume 32, page 418:It is a most remarkable fact that almost all these shore animals in their early development from the egg pass through free-swimming larval stages which are closely alike in form for very widely different zoological groups.
2008, Frank R. Spellman, Handbook of Water and Wastewater Treatment Plant Operations, page 715:The presence of free-swimming and stalked ciliates, some flagellates, and rotifers in mixed liquor indicates a balanced, properly settling environment.