[{"word":"semi-trailer","phonetics":[],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"A trailer without a front axle and with wheels only at the trailing end, designed to be pulled via a pivoting arrangement which also partially supports its weight.","synonyms":[],"antonyms":[]},{"definition":"A tractor-trailer or big rig: a semi-trailer plus the truck or tractor pulling it.","synonyms":[],"antonyms":[]}],"synonyms":["18-wheeler","artic","articulated lorry","big rig","juggernaut","semi","semi-trailer truck","tractor-trailer","truck and trailer"],"antonyms":[]}],"license":{"name":"CC BY-SA 3.0","url":"https://creativecommons.org/licenses/by-sa/3.0"},"sourceUrls":["https://en.wiktionary.org/wiki/semi-trailer"]}]