4 syllables: Au, ton, om, ous. Stress on ton.
aw-TAH-nuh-muhs
/ɔˈtɑnəməs/
Autonomous is pronounced aw-TAH-nuh-muhs (/ɔˈtɑnəməs/). It has four syllables (Au-ton-om-ous), with the stress on "ton". Autonomous describes a system or agent capable of self-governance and independent action without external control, often equipped with self-directed decision-making. It emphasizes autonomy in function or operation, sometimes implying robotic, organizational, or cognitive independence. In usage, it contrasts with manually controlled or externally supervised processes, highlighting self-sufficiency and internal regulation.
adjectiveAutonomous describes a system or agent capable of self-governance and independent action without external control, often equipped with self-directed decision-making. It emphasizes autonomy in function or operation, sometimes implying robotic, organizational, or cognitive independence. In usage, it contrasts with manually controlled or externally supervised processes, highlighting self-sufficiency and internal regulation.
How to Pronounce Autonomous
"The autonomous vehicle navigated city streets without human input."
"A company can operate autonomously thanks to streamlined decision-making processes."
"Researchers developed autonomous robots that adapt to changing environments."
Typical pronunciation is /ɔːˈtɒn.ə.məs/ in UK/US dictionaries, with primary stress on the second syllable: au-TO-nom-us. In US contexts you may hear /ɑːˈtɒn.ə.məs/ or /ɔːˈtɑːn.ə.məs/ depending on speaker, but the common emphasis remains on 'TO'. Mouth positions: start with the open back rounded /ɔː/, then a stressed /ˈtɒn/ with t-dental contact, followed by a schwa /ə/ in the penultimate syllable and a final /məs/ cluster, ensuring the /n/ is syllabic or lightly pronounced before the /ə/.
Common errors: (1) misplacing stress on the first syllable (au-TO-nomous is wrong for most speakers); (2) pronouncing the middle 'nom' as /noʊm/ instead of /nɒn/ or /nɔːn/; (3) dropping the /ə/ before the final /məs/; and (4) attempting a hard 's' sound at the end rather than the neutral /s/. Correction: keep primary stress on the second syllable, use a short, unstressed /ə/ before the final /məs/, and ensure a clear alveolar /t/ followed by a light /n/ and /m/ sequence. Practice with slow, deliberate articulation to establish the rhythm.
US: /ɔːˈtɑːnəˌməs/ (or /ɑːˈtɔnəˌməs/) with rhoticity in many regional variants; UK/General British: /ɔːˈtɒn.ə.məs/ with non-rhotic /ɔː/ and a shorter /ɒ/; Australian: /ɔːˈtɒn.ə.məs/ similar to UK but with a flatter vowel quality and broader /ɒ/ in the stressed syllable. Differences hinge on rhoticity, vowel length, and the exact quality of /ɒ/ versus /ɔː/ and the treatment of the second syllable’s vowel. IPA references help visualize subtle vowel shifts across regions.
Key challenges: maintaining the secondary stress pattern on the second syllable while keeping the /t/ clear in /ˈtɒn/; managing the weak mid-vowel /ə/ before final /məs/ without turning it into a full syllable; and preventing the final /əs/ from sounding like /𝜎ɪs/ or /əs/ with an extra vowel. Focus on the sequence of consonant sounds (t-n-m) and the unstressed middle syllable; anchor it with a steady flow from the stressed syllable to the trailing /məs/.
Is the 'nom' in Autonomous pronounced as /nɔːn/ or /nɒn/ in most dialects, and does the 'a' before it influence starting vowel quality?
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Autonomous comes from the Greek autos meaning 'self' and nomos meaning 'law' or 'custom'. The term entered English via Late Latin autonomus and French autonome, eventually adopting a specialized meaning in philosophy, politics, and technology to describe agents capable of self-rule or self-government. Early uses aligned with political autonomy, then broadened in the 20th century to machines and systems capable of independent operation. In modern contexts, autonomous often appears in robotics, autonomous vehicles, or autonomous organizations—implying a degree of self-governing capability that reduces or eliminates the need for external direction. The word evolved from abstract notions of internal regulation to practical applications in computing, machine learning, and governance, with first recorded English uses appearing in academic and scientific texts around the 19th to early 20th centuries as technology and political theory intersected on the idea of self-determination within systems.
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💡 These words have similar meanings to "Autonomous" and can often be used interchangeably.
🔄 These words have opposite meanings to "Autonomous" and show contrast in usage.
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Words that rhyme with "Autonomous"
-ial sounds
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