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hypobasis

American  
[hahy-poh-bey-sis] / ˌhaɪ poʊˈbeɪ sɪs /

noun

Architecture.

PLURAL

hypobases
  1. the lowermost distinctively treated part of a base.

  2. a lower base beneath an upper and more important one.


Etymology

Origin of hypobasis

hypo- + basis