autonomous

adjective

au·​ton·​o·​mous ȯ-ˈtä-nə-məs How to pronounce autonomous (audio)
1
a
: having the right or power of self-government
an autonomous territory
b
: undertaken or carried on without outside control : self-contained
an autonomous school system
2
a
: existing or capable of existing independently
an autonomous zooid
b
: responding, reacting, or developing independently of the whole
an autonomous growth
3
: controlled by the autonomic nervous system
4
: of, relating to, or marked by autonomy
autonomously adverb
Choose the Right Synonym for autonomous

free, independent, sovereign, autonomous mean not subject to the rule or control of another.

free stresses the complete absence of external rule and the full right to make all of one's own decisions.

you're free to do as you like

independent implies a standing alone; applied to a state it implies lack of connection with any other having power to interfere with its citizens, laws, or policies.

the colony's struggle to become independent

sovereign stresses the absence of a superior power and implies supremacy within a thing's own domain or sphere.

separate and sovereign armed services

autonomous stresses independence in matters pertaining to self-government.

in this denomination each congregation is regarded as autonomous

Examples of autonomous in a Sentence

Native American nations are regarded as autonomous in many respects and thus not subject to a number of state and local laws.
Recent Examples on the Web The company also appears to be counting on a vehicle built to be a fully autonomous robotaxi as the catalyst for future earnings growth. Tom Krisher, Fortune, 23 Apr. 2024 Since then, Musk’s many predictions about fully autonomous vehicles have failed to come true. Andrew J. Hawkins, The Verge, 23 Apr. 2024 Tellingly, those figures now include Eric Schmidt, who spent 16 years as Google’s chief executive and is now drawing on lessons from Ukraine to develop a new generation of autonomous drones that could revolutionize warfare. David E. Sanger, New York Times, 23 Apr. 2024 Increasingly, Tesla's investments are going toward autonomous vehicle technology. Rob Wile, NBC News, 23 Apr. 2024 It is also intended to help make Abu Dhabi a global R&D hub for autonomous vehicle technology while also inspiring the next generation of STEM talent. Charlotte Observer, 18 Apr. 2024 The vote will effectively be a referendum on Musk’s leadership and Tesla’s new autonomous identity. Morgan Meaker, WIRED, 18 Apr. 2024 Even if most commercial passengers are aware, on an intellectual level, that the skilled but underutilized pilots in the cockpit are mostly being paid to drink coffee, the idea of fully autonomous flight will require some acculturation. Gideon Lewis-Kraus, The New Yorker, 15 Apr. 2024 Raytheon has used game engines to simulate the deployment of new military technologies, including autonomous drone swarms and fleets of unmanned ground vehicles in dense cities. Anna Wiener, The New Yorker, 15 Apr. 2024

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'autonomous.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

Greek autónomos "self-governing, independent" (from auto- auto- + -nomos, adjective derivative of nómos "custom, convention, law") + -ous — more at nomothetic

First Known Use

1799, in the meaning defined at sense 4

Time Traveler
The first known use of autonomous was in 1799

Dictionary Entries Near autonomous

Cite this Entry

“Autonomous.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/autonomous. Accessed 2 May. 2024.

Kids Definition

autonomous

adjective
au·​ton·​o·​mous ȯ-ˈtän-ə-məs How to pronounce autonomous (audio)
1
: having autonomy : self-governing
2
: existing independent of anything else
autonomously adverb

Medical Definition

autonomous

adjective
au·​ton·​o·​mous ȯ-ˈtän-ə-məs How to pronounce autonomous (audio)
1
: of, relating to, or marked by autonomy
2
a
: not forming a part (as does an embryo or seed) in the developmental sequence of an organism
b
: responding, reacting, or developing independently of the whole
a tumor is an autonomous growth
3
: under control of the autonomic nervous system
autonomously adverb

More from Merriam-Webster on autonomous

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