noun
( plural pyramidions -nz ; also pyramid·ia -dēə)
Etymology: New Latin, diminutive of Latin pyramid-, pyramis pyramid — more at pyramid
: a small pyramid (as at the top of an obelisk or at the apex of a large pyramid)
noun
( plural pyramidions -nz ; also pyramid·ia -dēə)
Etymology: New Latin, diminutive of Latin pyramid-, pyramis pyramid — more at pyramid
: a small pyramid (as at the top of an obelisk or at the apex of a large pyramid)
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012