adjective Zoology.

(of aquatic organisms) not attached to a base nor joined in a colony; capable of swimming about freely.

Origin of free-swimming

First recorded in 1890–95 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for free-swimming

Historical Examples of free-swimming

British Dictionary definitions for free-swimming



(of aquatic animals or larvae) not sessile or attached to any object and therefore able to swim freely in the water
Derived Formsfree-swimmer, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012