英語で「icosahedral」はどう発音する？
(ˌ)aɪˌkoʊsəˈhiːdɹəl
eye·koh·sə·HEED·rəl
第1強勢： HEED
実際の動画クリップの中でネイティブが文脈に合わせて「icosahedral」を発音するのを聴く
Linguistic Pronunciation Masterclass: “icosahedral”
Phonetic mechanics, syllable architecture, and conversational cadence
Syllable Architecture & Stress Distribution
eye
Neutral schwa (⁄ə⁄): relaxed jaw, brief unstressed breath.
koh
Neutral schwa (⁄ə⁄): relaxed jaw, brief unstressed breath.
sə
Neutral schwa (⁄ə⁄): relaxed jaw, brief unstressed breath.
HEED
Gliding diphthong with sustained vocal resonance.
rəl
Neutral schwa (⁄ə⁄): relaxed jaw, brief unstressed breath.
Primary emphasis falls on the fourth syllable ("HEED"). Raise your pitch and sustain the vowel length on this syllable while relaxing the surrounding syllables.
Common Pronunciation Traps & Learner Mistakes
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
When "icosahedral" is followed by a word starting with a vowel, glide the final consonant into the opening vowel (e.g. "icosahedral is" sounds like "icosahedral-iz").
Maintain the stress-timed rhythm of English: compress unstressed syllables rapidly so the beat of "icosahedral" aligns naturally with adjacent words.
Authentic Spoken Quotes from Native Video Context
“a triangular component-- this is really cool-- that is a single sort of panel on that icosahedral virus that”— MIT OpenCourseWareWatch clip
“a beautiful icosahedral virus it doesn't have any lipid envelope it's all protein and it's actually a lot like those Russian dolls that you pull apart I can”— StanfordWatch clip
“So here, color-coded, is an icosahedral virus, where I've coded in the red, green, and blue,”— MIT OpenCourseWareWatch clip
「icosahedral」のスピーキング練習
ネイティブの発音を聞き、マイクに向かってセンテンスを復唱すると、リアルタイムで単語ごとの発音精度スコアが表示されます。
a triangular component-- this is really cool-- that is a single sort of panel on that icosahedral virus that
文脈で聴く: “icosahedral”
3 件のクリップThe 英語 word “icosahedral” is transcribed in the International Phonetic Alphabet (IPA) as (ˌ)aɪˌkoʊsəˈhiːdɹəl (phonetic respelling: eye-koh-sə-HEED-rəl). Phonologically, it consists of 5 syllables (eye · koh · sə · HEED · rəl), with primary lexical stress placed on the 4th syllable (HEED). Grammatically, “icosahedral” functions as a adjective. SayItVid indexes 3 authentic 英語 video clips demonstrating how native speakers articulate “icosahedral” in natural connected speech across American (US: 3 sampled), British (UK), and Australian (AUS) accents, including verified broadcasts from MIT OpenCourseWare, Stanford.
Spoken Video Transcripts & Contextual Quotes (3 Verified Clips)
- 🇺🇸 USMIT OpenCourseWareClip #1 · @31:49
“where I've coded in the red, green, and blue, a triangular component-- this is really cool-- that is a single sort of panel on that icosahedral virus that that is a single sort of panel on that icosahedral virus that”
- 🇺🇸 USStanfordClip #2 · @9:45
“disease so let me just tell you a little bit about the virus as we go along it's a beautiful icosahedral virus it doesn't have any lipid envelope it's all protein and it's actually a lot like those Russian dolls that you pull apart I can and it's actually a lot like those Russian dolls that you pull apart I can”
- 🇺🇸 USMIT OpenCourseWareClip #3 · @31:39
“assembled. So here, color-coded, is an icosahedral virus, where I've coded in the red, green, and blue, where I've coded in the red, green, and blue,”
意味と定義: “icosahedral”
- Of, relating to, or having the shape of an icosahedron.
動画内の例文 (3)
- “Of the convex polyhedra with regular faces, the only ones that have tetrahedral, octahedral, or icosahedral symmetry are the Platonic and Archimedean solids.”
- “a triangular component-- this is really cool-- that is a single sort of panel on that icosahedral virus that”
- “a beautiful icosahedral virus it doesn't have any lipid envelope it's all protein and it's actually a lot like those Russian dolls that you pull apart I can”
よく使われるフレーズ・コロケーション
発音: “icosahedral”
- Pronunciation:
- eye-koh-sə-HEED-rəl
- 音節:
- eye · koh · sə · HEED · rəl
- Written Hyphenation:
- i · co · sa · he · dral
- 第1強勢：
- HEED
- IPA:
- (ˌ)aɪˌkoʊsəˈhiːdɹəl
- 文脈で聴く
- icosahedral
押韻・ライミングワード： “icosahedral”
-idrəl発音が全く同じ単語（同音異義語）
固有の発音「icosahedral」 (⁄(ˌ)aɪˌkoʊsəˈhiːdɹəl⁄) には一般的な語彙において同音異義語がありません。
「icosahedral」に関するよくある質問
「icosahedral」の英語の発音は？
「icosahedral」の発音記号は ⁄(ˌ)aɪˌkoʊsəˈhiːdɹəl⁄ (eye-koh-sə-HEED-rəl) です。上のネイティブ動画クリップを再生して、実際の会話におけるリアルな発音を聞いてみましょう。
「icosahedral」の音節（シラブル）数はいくつですか？
「icosahedral」には 5 つの音節があります：eye · koh · sə · HEED · rəl。
「icosahedral」のアクセント（強勢）はどこですか？
「icosahedral」の第1強勢（主アクセント）は「HEED」にあります。動画内の強勢の置かれ方に注目して聴いてみてください。
「icosahedral」の意味は何ですか？
Of, relating to, or having the shape of an icosahedron.
「icosahedral」が実際に使われている文を聞くには？
このページには、字幕付きの動画例文が 3 件収録されています。「前へ / 次へ」（または矢印キー ← / →）を使って発音される瞬間をピンポイントで再生できます。
What is the most common pronunciation mistake when saying “icosahedral”?
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⁄).