percomorph liver oil
noun
per·co·morph liver oil
ˈpər-kə-ˌmȯrf- 
: a fatty oil that is obtained from the fresh livers of bony fishes of a group (Percomorpha) including perches, basses, mackerels, and numerous related forms and that is administered to infants as a source of vitamins A and D
Cite this Entry
“Percomorph liver oil.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/percomorph%20liver%20oil. Accessed 14 Nov. 2025.
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