WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / S / semicentenary semicentenary nounadjective /sɛmisɛntənɛri/ 6 syllables 13 letters Scrabble 20 WWF 23 Definitions noun the 50th anniversary (or the celebration of it) semicentennial adjective of or relating to or marking the 50th anniversary semicentennial Look “semicentenary” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →