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pyrgoïdal

French, adjective

pyrgoïdal is a French adjective meaning “qualifies a number that is composed of a columnar number and a pyramidal one, such that the side of the first is larger than that of the…” (English Wiktionary, September 2026).

What does pyrgoïdal mean in English?

adjective

  1. 1

    obsoletequalifies a number that is composed of a columnar number and a pyramidal one, such that the side of the first is larger than that of the second by one

Source: English Wiktionary, French section, dump of September 2, 2026 (CC BY-SA 4.0).

Forms of pyrgoïdal

  • pyrgoïdale feminine
  • pyrgoïdaux masculine plural
  • pyrgoïdales feminine plural

Source: English Wiktionary and French Wiktionary (Wiktionnaire) (dumps of September 2, 2026 and September 1, 2026).