Big rig
Tractor trailer and big rig are semantically related. In some cases you can use "Tractor trailer" instead a noun phrase "Big rig".
Tractor trailer
Tractor trailer noun - A truck consisting of a tractor and trailer together.
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Synonyms for Tractor trailer
Big rig and tractor trailer are semantically related. You can use "Big rig" instead a noun phrase "Tractor trailer".
Mutual synonyms
Cite this Source
Tractor trailer and Big rig. (2016). Retrieved 2026, July 31, from https://thesaurus.plus/related/big_rig/tractor_trailer
Big rig & Tractor trailer. N.p., 2016. Web. 31 Jul. 2026. <https://thesaurus.plus/related/big_rig/tractor_trailer>.
Tractor trailer or Big rig. 2016. Accessed July 31, 2026. https://thesaurus.plus/related/big_rig/tractor_trailer.
Google Ngram Viewer shows how "big rig" and "tractor trailer" have occurred on timeline