free-living

adjective

free-liv·​ing ˈfrē-ˈli-viŋ How to pronounce free-living (audio)
1
: marked by more than usual freedom in the gratification of appetites
2
a
: not fixed to the substrate but capable of motility
a free-living protozoan
b
: being metabolically independent : neither parasitic nor symbiotic
a free-living adult hairworm

Word History

First Known Use

1818, in the meaning defined at sense 1

Time Traveler
The first known use of free-living was in 1818

Dictionary Entries Near free-living

Cite this Entry

“Free-living.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/free-living. Accessed 28 Nov. 2022.

Medical Definition

free-living

adjective

free-liv·​ing ˈfrē-ˈliv-iŋ How to pronounce free-living (audio)
1
: not fixed to the substrate but capable of motility
a free-living protozoan
2
: being metabolically independent : neither parasitic nor symbiotic
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