Etymology of the English word pentadecagon
the English word
pentadecagonusing the English prefix
penta-derived from the Greek prefix
penta-, πεντα-, πέντα-
derived from the Late Greek word
pente, πέντε ('five')
derived from the Proto-Indo-European root
*penkʷederived from the English word
decagonderived from the Medieval Latin word
decagonderived from the Greek word
dekagonos, δεκάγωνος
derived from the Greek word
gonos, γόνος (offspring)
derived from the Proto-Indo-European root
*genə-using the Greek prefix
deka-derived from the Greek word
deka, δέκα
derived from the Proto-Indo-European root
*dekm₀Usage
Word found in Modern English