WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / S / semitrailer semitrailer noun 11 letters Scrabble 13 WWF 15 Definitions noun a trailer having wheels only in the rear; the front is supported by the towing vehicle semi Look “semitrailer” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →