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How to pronounce "homocysteine" in English

homocysteine is pronounced with standard English phonetics. Hear authentic native speakers pronounce it in 89 clips with synchronized subtitles and timestamps below.

ho·mo·cy·steine

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Hear native speakers say homocysteine in context across real video clips

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Syllablesho · mo · cy · steine
Hear it in contextUS
4:41
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Linguistic Pronunciation Masterclass: “homocysteine”

Phonetic mechanics, syllable architecture, and conversational cadence

Syllable Architecture & Stress Distribution

Syl. 1Unstressed

ho

Reduced vowel sound, relaxed jaw, and minimal vocal effort.

Syl. 2Unstressed

mo

Reduced vowel sound, relaxed jaw, and minimal vocal effort.

Syl. 3Unstressed

cy

Reduced vowel sound, relaxed jaw, and minimal vocal effort.

Syl. 4Unstressed

steine

Reduced vowel sound, relaxed jaw, and minimal vocal effort.

Keep the vowel length balanced, placing subtle emphasis on the root morpheme according to standard conversational rhythm.

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 followed by a vowel, insert a subtle glide (/w/ or /j/) to connect into the subsequent word without an abrupt glottal stop.

⏱️ Stress-Timed Rhythm

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

Authentic Spoken Quotes from Native Video Context

Verified Transcripts
“It converts an amino acid called homocysteine into another amino acid called methionine.”
— MIT OpenCourseWareWatch clip
“Uh homocysteine has had a a checkered career in cardiovascular disease over the last decade or so.”
— StanfordWatch clip
“Only if their homocysteine is persistently elevated.”
— Andrew HubermanWatch clip
“bringing homocysteine metabolism into normal, we can normalize this person.”
— Native SpeakerWatch clip
“homocysteine down, it rises. When homocysteine rises, it's very irritating to what's called the endothelial lining of the blood vessel.”
— Native SpeakerWatch clip
“The best example is homocysteine. People who have high homocysteine levels are at increased risk for cardiovascular disease. But, and surprisingly, lowering homocysteine levels”
— Native SpeakerWatch clip
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It converts an amino acid called homocysteine into another amino acid called methionine.

Hear it in context: “homocysteine”

89 clips

The English word “homocysteine”. Phonologically, it consists of 4 syllables (ho · mo · cy · steine). Grammatically, “homocysteine” functions as a noun. SayItVid indexes 89 authentic English video clips demonstrating how native speakers articulate “homocysteine” in natural connected speech across American (US: 8 sampled), British (UK), and Australian (AUS) accents, including verified broadcasts from MIT OpenCourseWare, Stanford, Andrew Huberman.

Spoken Video Transcripts & Contextual Quotes (5 Verified Clips)

  • 🇺🇸 USMIT OpenCourseWare
    Clip #1 · @4:41
    “Here is the reaction that methionine synthase catalyzes. It converts an amino acid called homocysteine into another amino acid called methionine. And it takes one form of folic amino acid called methionine. And it takes one form of folic”
  • 🇺🇸 USStanford
    Clip #2 · @16:01
    “variants which might elevate the levels of those proteins and expansion. Uh homocysteine has had a a checkered career in cardiovascular disease over the last decade or so. Um and the last decade or so. Um and”
  • 🇺🇸 USAndrew Huberman
    Clip #3 · @67:10
    “would adding betaine help or is it redundant with creatine? Only if their homocysteine is persistently elevated. is persistently elevated.”
  • 🇺🇸 US
    Clip #4 · @25:18
    “deficiency and see if by putting that raw material back into the body and bringing homocysteine metabolism into normal, we can normalize this person. So So back to your question about the people in the street, you would see that So back to your question about the people in the street, you would see that”
  • 🇺🇸 US
    Clip #5 · @38:33
    “um we keep this level at a reasonable level. But when you can't break homocysteine down, it rises. When homocysteine rises, it's very irritating to what's called the endothelial lining of the blood vessel. It in it irritates to what's called the endothelial lining of the blood vessel. It in it irritates”

Definition & Meaning: “homocysteine”

NOUN
  • An amino acid which is monitored in the blood to estimate risk of cardiovascular disease.

Example Sentences (3)

  • “1989, L. A. Smolin, N. A. Benevenga, Chapter 8: Methionine, Homocyst(e)ine, Cysteine—Metabolic Interrelationships, Mendel Friedman, Absorption and Utilization of Amino Acids, Volume 1, CRC Press, page 170, One possible explanation for the low plasma cystine in homocystinuric patients who are given sufficient dietary cystine is the high plasma concentration of the cysteine-homocysteine mixed disulfide.”
  • “It converts an amino acid called homocysteine into another amino acid called methionine. And it takes one form of folic”
  • “Uh homocysteine has had a a checkered career in cardiovascular disease over the last decade or so. Um and”

Common Phrases & Collocations

homocysteine levelshomocysteine metabolismbringing homocysteinelowering homocysteinehigher homocysteinehomocysteine people

Pronounce: “homocysteine”

Syllables:
ho · mo · cy · steine
Hear it in context
homocysteine

Words that Sound Identical (Homophones)

Unique Sound
Explore 800+ homophone pairs

"homocysteine" 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, "homocysteine" has a completely distinct phonetic identity.

Frequently asked questions about homocysteine

How many syllables are in “homocysteine”?

“homocysteine” has 4 syllables: ho · mo · cy · steine.

What does “homocysteine” mean?

An amino acid which is monitored in the blood to estimate risk of cardiovascular disease.

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

This page has 89 real-world video examples of “homocysteine” 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 “homocysteine”?

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⁄).