Definition of pyramidizing in US English:

pyramidizing

(also pyramidising)

noun

rare
  • The action of forming a pyramid or of converging towards an apex.

Origin

Mid 19th century; earliest use found in Thomas Hope (1769–1831), art collector and connoisseur. From pyramid + -izing.

Pronunciation

pyramidizing

/ˈpɪrəmɪdʌɪzɪŋ/