Definition of folium in English:


Line breaks: fo|lium
Pronunciation: /ˈfəʊlɪəm

noun (plural folia /ˈfəʊlɪə/)

  • A thin leaf-like structure, e.g. in some rocks or in the cerebellum of the brain.
    More example sentences
    • In case 3, however, we noted Purkinje neuronal drop-out, gliosis, and proliferation of microglial nodules in the cerebellar folia.
    • Immediately above the lingula, four or five folia constitute the central lobule of the vermis, which is continuous laterally with the ala of the central lobule.
    • This folium was first discussed by Descartes in 1638.


mid 18th century: from Latin, literally 'leaf'.

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