Wiktionary
semitractor
n. (alternative form of semi-tractor English)
Usage examples of "semitractor".
The van's driver crept around a semitractor trailer stopped in the middle of the available road.
I struck a deal with a guy who had a twelve-ton semitractor combination, and we"
The headlights and taillights of semitractor trailers carrying cargoes north and south streaked the freeways.