Dictionary.com
Thesaurus.com

semitruck

American  
[sem-ee-truhk, sem-ahy-] / ˈsɛm iˌtrʌk, ˈsɛm aɪ- /
Or semi-truck

noun

semitrucks plural
  1. tractor-trailer.


Other Word Forms

Noun Inflected Forms

Etymology

Origin of semitruck

First recorded in 1970–75; semi(trailer) + truck 1

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Tesla has not clarified if its semitruck has an automatic emergency braking system.

From Los Angeles Times Jul. 2, 2026

The company said it plans to start volume production of its autonomous Cybercab and fully electric semitruck this year.

From The Wall Street Journal Apr. 22, 2026

Finally, the trucks would disgorge their citrus into a harvest wagon, the giant flatbed, which would be driven by semitruck to the processing center.

From Slate Apr. 20, 2026

Tesla has a 1 megawatt charging system External link that can provide 400 miles External link of range to its huge all-electric semitruck in about 30 minutes.

From Barron's Mar. 6, 2026

It came sooner, in the form of a red semitruck.

From "The Darkest Minds" by Alexandra Bracken

Manufacturers have begun to develop semitrucks powered by hydrogen fuel cells, and shipping lines have announced steps in deploying cargo container ships fueled by hydrogen or methanol.

From Los Angeles Times Feb. 14, 2024

That’s fine for robotaxis and self-driving semitrucks, but the high cost and limited operating area that is inevitable with this approach were non-starters for Tesla’s business of selling cars to individual consumers.

From Slate Mar. 30, 2023

Tesla, run by billionaire CEO Elon Musk, intends to produce high volumes of semitrucks and make enough cell batteries for 2 million light-duty vehicles annually in Nevada.

From Seattle Times Feb. 27, 2023

She had been at the pasture on a cold and blustery day in November 2014, when a group of Yellowstone buffalo arrived in semitrucks to join the growing Fort Peck herd.

From Salon Nov. 27, 2022

There are few cars, mostly semitrucks carrying new cars, oil, and logs.

From "Paradise on Fire" by Jewell Parker Rhodes

Vocabulary.com logo
by dictionary.com

Join 12,000,000 vocabulary learners

Start learning new words today on VocabTrainer.
You'll remember them forever.

Start training