pre·vil·lous
| \ -ˈvil-əs
\
\
Medical Definition of previllous
: relating to, being in, or being the stage of embryonic development before the formation of villi
a previllous human embryo
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“Previllous.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/previllous. Accessed 17 Aug. 2022.
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