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How to pronounce "undulations" in English

undulations is pronounced with standard English phonetics. Hear authentic native speakers pronounce it in 31 clips with synchronized subtitles and timestamps below.

un·du·la·tions

Accent:
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Syllablesun · du · la · tions
Hear it in contextUS
7:26

that we can scarcely avoid the inference that light consists of the transverse undulations of the same medium which is the cause of electric and magnetic undulations of the same medium which is

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Linguistic Pronunciation Masterclass: “undulations”

Phonetic mechanics, syllable architecture, and conversational cadence

Syllable Architecture & Stress Distribution

Syl. 1Unstressed

un

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

Syl. 2Unstressed

du

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

Syl. 3Unstressed

la

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

Syl. 4Unstressed

tions

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

⚠️ Intervocalic Tap / Flap [ɾ] in American English

The Trap: Pronouncing a hard, aspirated [tʰ] in casual conversation can sound overly formal in North America.

How Native Speakers Say It: In American English, a single "t" between vowels quickly taps against the alveolar ridge like a soft "d" ([ɾ]). In British English, maintain a crisp aspirated [tʰ].

Connected Speech & Natural Conversational Flow

🔗 Consonant-Vowel Linking (Liaison)

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

⏱️ Stress-Timed Rhythm

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

Authentic Spoken Quotes from Native Video Context

Verified Transcripts
“that light consists of the transverse undulations of the same medium which is the cause of electric and magnetic”
— MIT OpenCourseWareWatch clip
“Their undulations are ambiguous”
— YaleCoursesWatch clip
“And the undulations, and little stars that you might be able to see are indicating it's movement.”
— Harvard UniversityWatch clip
“Interference patterns are the complicated undulations that happen when two wave patterns occupy the same space.”
— TED-EdWatch clip
“this wide land with small undulations and cliffs and the Vermilion Bluffs and”
— TEDx TalksWatch clip
“Studies of starlings being hunted by peregrine falcons have shown that these undulations make the falcons much less successful in their hunts as they get confused and waste a lot”
— SciShowWatch clip
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Practice Speaking “undulations”

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that light consists of the transverse undulations of the same medium which is the cause of electric and magnetic

Hear it in context: “undulations”

31 clips

The English word “undulations”. Phonologically, it consists of 4 syllables (un · du · la · tions). Grammatically, “undulations” functions as a noun. SayItVid indexes 31 authentic English video clips demonstrating how native speakers articulate “undulations” in natural connected speech across American (US: 8 sampled), British (UK), and Australian (AUS) accents, including verified broadcasts from MIT OpenCourseWare, YaleCourses, Harvard University.

Spoken Video Transcripts & Contextual Quotes (5 Verified Clips)

  • 🇺🇸 USMIT OpenCourseWare
    Clip #1 · @7:26
    “that we can scarcely avoid the inference that light consists of the transverse undulations of the same medium which is the cause of electric and magnetic undulations of the same medium which is”
  • 🇺🇸 USYaleCourses
    Clip #2 · @29:49
    “but it is the color of the environment, of the evening. The birds, they make a downward movement, and yet their wings are extended. Their undulations are ambiguous are extended. Their undulations are ambiguous”
  • 🇺🇸 USHarvard University
    Clip #3 · @7:52
    “And this is the insect in its original size. And the undulations, and little stars that you might be able to see are indicating it's movement. that you might be able to see are indicating it's movement.”
  • 🇺🇸 USTED-Ed
    Clip #4 · @2:51
    “For another thing, light makes interference patterns. Interference patterns are the complicated undulations that happen when two wave patterns occupy the same space. when two wave patterns occupy the same space.”
  • 🇺🇸 USTEDx Talks
    Clip #5 · @6:48
    “this open vastness, this open plain, this wide land with small undulations and cliffs and the Vermilion Bluffs and and cliffs and the Vermilion Bluffs and”

Definition & Meaning: “undulations”

NOUN
  • An instance or act of undulating.
  • A wavy appearance or outline; waviness.

Example Sentences (3)

  • “But the next undulation would raise us, showing the island ablaze in the sunlight, an emerald of dazzling beauty resting lightly on the bosom of the sea.”
  • “that light consists of the transverse undulations of the same medium which is the cause of electric and magnetic”
  • “The birds, they make a downward movement, and yet their wings are extended. Their undulations are ambiguous”

Common Phrases & Collocations

complicated undulationstransverse undulationsmagnetic undulationssmall undulations

Pronounce: “undulations”

Syllables:
un · du · la · tions
Hear it in context
undulations

Words that Sound Identical (Homophones)

Unique Sound
Explore 800+ homophone pairs

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

Frequently asked questions about undulations

How many syllables are in “undulations”?

“undulations” has 4 syllables: un · du · la · tions.

What does “undulations” mean?

An instance or act of undulating.

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

This page has 31 real-world video examples of “undulations” 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 “undulations”?

Pronouncing a hard, aspirated [tʰ] in casual conversation can sound overly formal in North America. In American English, a single "t" between vowels quickly taps against the alveolar ridge like a soft "d" ([ɾ]). In British English, maintain a crisp aspirated [tʰ].