semi·​au·​ton·​o·​mous | \ ˌse-mē-ȯ-ˈtä-nə-məs, ˌse-ˌmī-, -mi-\

Definition of semiautonomous

: largely self-governing within a larger political or organizational entity

Examples of semiautonomous in a Sentence

Recent Examples on the Web

There are already more than 200,000 Teslas on the road, and all of them built after early 2015 are capable of Autopilot, that is, semiautonomous driving. Christopher Mims, WSJ, "In Self-Driving-Car Road Test, We Are the Guinea Pigs," 13 May 2018 Even in Autopilot, Tesla’s vehicles are only semiautonomous, the company said. Cleve R. Wootson Jr., Washington Post, "Tesla asserts Autopilot ‘unequivocally makes the world safer’ — days after fiery, fatal crash," 31 Mar. 2018 The result could be semiautonomous warships that sail with smaller crews, putting fewer in harm’s way. Kyle Mizokami, Popular Mechanics, "Future Warships Could Be Sailed Remotely with Artificial Intelligence, Virtual Reality," 27 Nov. 2018 And semiautonomous driving technology like Tesla’s Autopilot appears to be a lower priority, perhaps not surprising given Porsche’s emphasis on the driving experience. Tom Voelk, New York Times, "Porsche Mission E Cross Turismo Review: ‘Silence Is the New Power’," 6 June 2018 The two front-runners are Barham Salih, a former prime minister of the semiautonomous Kurdistan region, and Fuad Hussein, chief of staff to former President Masoud Barzani. Ghassan Adnan And Isabel Coles, WSJ, "Iraq Lawmakers Delay Vote to Elect New President," 1 Oct. 2018 The agency said the fire, which may have been exacerbated by the vehicle's battery, is the focus of the investigation, not the vehicle's semiautonomous system. Peter Holley,, "Video shows Tesla bursting into flames on Los Angeles street 'out of the blue'," 18 June 2018 In recent months, Tesla has faced increasing scrutiny about the performance of its semiautonomous Autopilot feature, production delays and the company's financial health. Peter Holley,, "Video shows Tesla bursting into flames on Los Angeles street 'out of the blue'," 18 June 2018 Wynn, which has large exposure to the semiautonomous Chinese gambling enclave, saw its stock fall 7.9% on Monday after Macau reported revenue growth of 12.5%, below an expected 18%. Laine Higgins, WSJ, "The Score: The Business Week in 7 Stocks," 6 July 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'semiautonomous.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

See More

First Known Use of semiautonomous

1893, in the meaning defined above

Keep scrolling for more

Learn More about semiautonomous

Share semiautonomous

Statistics for semiautonomous

Last Updated

27 Dec 2018

Look-up Popularity

Time Traveler for semiautonomous

The first known use of semiautonomous was in 1893

See more words from the same year

Comments on semiautonomous

What made you want to look up semiautonomous? Please tell us where you read or heard it (including the quote, if possible).


tremendous in size, volume, or degree

Get Word of the Day daily email!

Test Your Vocabulary

Homophone Quiz

  • three-bears-two-of-them-look-like-theyre-whispering-to-a-third-bear-who-looks-chuffed-to-be-the-center-of-attention
  • In order to judge how people felt, the senator's office hired a firm to take a ______.
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!


Test Your Knowledge - and learn some interesting things along the way.


Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!