previable
adjective
pre·vi·a·ble
ˌprē-ˈvī-ə-bəl 
variants
or pre-viable
: not considered sufficiently developed to survive outside the uterus
a previable fetus
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“Previable.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/previable. Accessed 4 Nov. 2025.
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previable
adjective
pre·vi·able
-ˈvī-ə-bəl
: not considered sufficiently developed to survive outside the uterus
a previable fetus
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