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How to pronounce "unobtainium" in English

unobtainium is pronounced ˌʌn.əbˈteɪ.ni.əm, with primary stress on the “TAY” syllable. Hear authentic native speakers pronounce it in 6 clips with synchronized subtitles and timestamps below.

ˌʌn.əbˈteɪ.ni.əm

uhn·əb·TAY·nee·əm

Primary stress: TAY

Accent:
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IPAˌʌn.əbˈteɪ.ni.əm
Sayuhn-əb-TAY-nee-əm
Syllablesuhn · əb · TAY · nee · əm
Hear it in contextUS
32:56
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Linguistic Pronunciation Masterclass: “unobtainium”

Phonetic mechanics, syllable architecture, and conversational cadence

ˌʌn.əbˈteɪ.ni.əm

Syllable Architecture & Stress Distribution

Syl. 1Unstressed

uhn

Neutral schwa (⁄ə⁄): relaxed jaw, brief unstressed breath.

Syl. 2Unstressed

əb

Neutral schwa (⁄ə⁄): relaxed jaw, brief unstressed breath.

Syl. 3Stress

TAY

Gliding diphthong with sustained vocal resonance.

Syl. 4Unstressed

nee

Neutral schwa (⁄ə⁄): relaxed jaw, brief unstressed breath.

Syl. 5Unstressed

əm

Neutral schwa (⁄ə⁄): relaxed jaw, brief unstressed breath.

Primary emphasis falls on the third syllable ("TAY"). Raise your pitch and sustain the vowel length on this syllable while relaxing the surrounding syllables.

Common Pronunciation Traps & Learner Mistakes

⚠️ Unstressed Syllable Vowel Reduction (Schwa ⁄ə⁄)

The Trap: Avoid pronouncing every vowel with full acoustic weight. Non-native speakers often over-enunciate unstressed vowels.

How Native Speakers Say It: Only give full vowel clarity to the primary stressed syllable. Relax all unstressed vowels into a neutral, low-energy schwa (⁄ə⁄).

Connected Speech & Natural Conversational Flow

🔗 Consonant-Vowel Linking (Liaison)

When "unobtainium" is followed by a word starting with a vowel, glide the final consonant into the opening vowel (e.g. "unobtainium is" sounds like "unobtainium-iz").

⏱️ Stress-Timed Rhythm

Maintain the stress-timed rhythm of English: compress unstressed syllables rapidly so the beat of "unobtainium" aligns naturally with adjacent words.

Authentic Spoken Quotes from Native Video Context

Verified Transcripts
“unobtainium um it's all it's all very pedestrian kind of technology so um”
— StanfordWatch clip
“So no unobtainium for them either.”
— TEDx TalksWatch clip
“But it has to go from being this crazy unobtainium that it is right now, to being something.”
— Native SpeakerWatch clip
“there's no unobtainium in light our units today there's no reason fundamentally that he should conserve a light our unit will lead you to a seventy thousand dollar price point right however if you build”
— Native SpeakerWatch clip
“And I really bought in to the Unobtainium movement and understood all this.”
— Native SpeakerWatch clip
“unobtainium that's how bad is I don't want to criticize the person who came up with that they're probably still alive they're probably listening to this”
— Native SpeakerWatch clip
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IPA:ˌʌn.əbˈteɪ.ni.əm
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Target Phrase:

unobtainium um it's all it's all very pedestrian kind of technology so um

Hear it in context: “unobtainium”

6 clips

The English word “unobtainium” is transcribed in the International Phonetic Alphabet (IPA) as ˌʌn.əbˈteɪ.ni.əm (phonetic respelling: uhn-əb-TAY-nee-əm). Phonologically, it consists of 5 syllables (uhn · əb · TAY · nee · əm), with primary lexical stress placed on the 3rd syllable (TAY). Grammatically, “unobtainium” functions as a noun. SayItVid indexes 6 authentic English video clips demonstrating how native speakers articulate “unobtainium” in natural connected speech across American (US: 6 sampled), British (UK), and Australian (AUS) accents, including verified broadcasts from Stanford, TEDx Talks.

Spoken Video Transcripts & Contextual Quotes (5 Verified Clips)

  • 🇺🇸 USStanford
    Clip #1 · @32:56
    “that don't exist today without anything made out of unobtainium um it's all it's all very pedestrian kind of technology so um there's a lot of research going on in thermal energy storage around the world”
  • 🇺🇸 USTEDx Talks
    Clip #2 · @6:53
    “they are confined to the same periodic table as engineers, right? So no unobtainium for them either. But what nature has done when it evolved,”
  • 🇺🇸 US
    Clip #3 · @27:04
    “Like, we don't know. But it has to go from being this crazy unobtainium that it is right now, to being something. that it is right now, to being something.”
  • 🇺🇸 US
    Clip #4 · @25:37
    “mobility services you can cost out your cost down the center inevitably you know there's no unobtainium in light our units today there's no reason fundamentally that he should conserve a light our unit will lead you to a seventy thousand dollar price point right however if you build there's no reason fundamentally that he should conserve a light our unit will”
  • 🇺🇸 US
    Clip #5 · @21:15
    “you do that? Try that. So, look. You're sitting in Savasana at your desk. Enlightened beings. Now take a look at this. I was an Avatar nerd, like everyone else. And I really bought in to the Unobtainium movement and understood all this. to the Unobtainium movement and understood all this.”

Definition & Meaning: “unobtainium”

Audio
NOUN
  • A fictional material or component which, if it existed, would enable one to easily solve a hard problem.
  • An especially rare material or component that is outrageously expensive or otherwise almost impossible to get hold of.

Example Sentences (3)

  • “Thus the invention of high temperature fuels will enable us to consider cores which are radiation cooled; such cores would be surrounded by large tanks (cooled by water) which in turn would be penetrated by beam holes. The beam holes themselves would probably have to be made of "unobtanium". (This "unobtanium" is a word coined at Atomics International to describe the material needed to make reactor projects feasible.) In between the radiation cooled reactors and the water cooled reactors is a regime suitable for liquid metal (including boiling liquid) cooled reactors. Once again "unobtanium" is needed.”
  • “The vacuum furnace has been greatly improved and today we are melting titanium, zirconium, high alloy steels and other materials which are remarkably free of impurities and possess improved properties. These high performance metals are used in turbojet engines, missiles and atomic reactors. […] We call it "unobtainium."”
  • “unobtainium um it's all it's all very pedestrian kind of technology so um”

Common Phrases & Collocations

unobtainium movementcrazy unobtainium

Pronounce: “unobtainium”

Pronunciation:
uhn-əb-TAY-nee-əm
Syllables:
uhn · əb · TAY · nee · əm
Written Hyphenation:
u · nob · tai · ni · um
Primary stress:
TAY
IPA:
ˌʌn.əbˈteɪ.ni.əm
Hear it in context
unobtainium

Words that Rhyme with “unobtainium”

-eɪniəm
View all 5 rhymes for “unobtainium”

Words that Sound Identical (Homophones)

Unique Sound
Explore 800+ homophone pairs

"unobtainium" (⁄ˌʌn.əbˈteɪ.ni.əm⁄) has no true homophones in standard English — there are no other words with identical pronunciation. Unlike sound-alike pairs like there / their or peace / piece, "unobtainium" has a completely distinct phonetic identity.

Frequently asked questions about unobtainium

How do you pronounce “unobtainium”?

“unobtainium” is pronounced ⁄ˌʌn.əbˈteɪ.ni.əm⁄ (uhn-əb-TAY-nee-əm). Listen to the native-speaker clips above to hear it in real conversation.

How many syllables are in “unobtainium”?

“unobtainium” has 5 syllables: uhn · əb · TAY · nee · əm.

Where is the stress in “unobtainium”?

The primary stress in “unobtainium” is on “TAY”. Listen for that stressed syllable in the clips above.

What does “unobtainium” mean?

A fictional material or component which, if it existed, would enable one to easily solve a hard problem.

How can I hear “unobtainium” used in real sentences?

This page has 6 real-world video examples of “unobtainium” with synchronized subtitles. Use Previous / Next (or ← / → keys) to hear each one at the exact moment it is spoken.

What is the most common pronunciation mistake when saying “unobtainium”?

Avoid pronouncing every vowel with full acoustic weight. Non-native speakers often over-enunciate unstressed vowels. Only give full vowel clarity to the primary stressed syllable. Relax all unstressed vowels into a neutral, low-energy schwa (⁄ə⁄).