thrahm-BOH-suhs
/θɹɑˈmboʊsəs/
thrombosis is pronounced thrahm-BOH-suhs (/θɹɑˈmboʊsəs/). Thrombosis is the formation of a blood clot inside a blood vessel, which can restrict or obstruct blood flow. It is a medical condition often requiring urgent assessment, with risk of embolism if a clot dislodges. The term is used across clinical contexts, including arterial and venous thrombosis, and implications vary by location. (2-4 sentences, 50-80 words).
Thrombosis is the formation of a blood clot inside a blood vessel, which can restrict or obstruct blood flow. It is a medical condition often requiring urgent assessment, with risk of embolism if a clot dislodges. The term is used across clinical contexts, including arterial and venous thrombosis, and implications vary by location. (2-4 sentences, 50-80 words)
"An ultrasound confirmed deep vein thrombosis in the leg."
"The patient was started on anticoagulants to prevent thrombosis from worsening."
"Prolonged immobility is a known risk factor for venous thrombosis."
Pronounce as /θrɒmˈboʊ.sɪs/ (US) or /ˌθrɒmˈbəʊ.sɪs/ (UK), with three syllables stressed on the second: throm-BO-sis. The initial ‘th’ is a voiceless dental fricative, the ‘rom’ rhymes with ‘bomb’ minus the ‘b,’ and the middle syllable carries primary stress. The final ‘-sis’ has a short, lax vowel. Listen for the slight reduction in the middle syllable in fluent speech. IPA guides: US θrɒmˈboʊsɪs; UK θrɒmˈbəʊ.sɪs.
Common errors: misplacing stress (say throm-BO-sis in error), pronouncing the middle as ‘-bow-’ in all dialects, or softening the final ‘s’ to a z-like sound. Correction: keep primary stress on the second syllable, use /boʊ/ (US) or /bəʊ/ (UK) for the middle vowel, and end with a crisp /s/ rather than /z/. Ensure dental 'th' is correctly produced as a voiceless th sound, not a t or d.
In US: /θrɒmˈboʊ.sɪs/ with /oʊ/ in the second syllable and a clear /s/ at the end. In UK: /ˌθrɒmˈbəʊ.sɪs/ where the middle vowel is /ə/ before a rounded /ʊ/ onset feel and the stress remains on the second syllable. Australian tends toward /θɹɒmˈbəʊ.sɪs/ with a more rhotic-like tilt in some speakers but generally similar to UK, maintaining the /əʊ/ vs /oʊ/ distinction. Focus on rhotics and vowel quality when comparing accents.
Three main challenges: the initial /θ/ dento-alveolar fricative is unfamiliar to non-native speakers, the second syllable carries the stress and uses a mid back vowel that shifts in fast speech, and the final /s/ is a voiceless fricative that can blur with the preceding consonant in quick speech. Also, the combination -mb- can affect tongue positioning, as the /m/ plus /b/ sequences require precise lip closure. IPA helps; practice slow, then build speed.
A distinctive feature is the three-syllable rhythm with a strong stress on the second syllable; the middle vowel shifts from /oʊ/ in US to /əʊ/ in UK/AU, and the sequence /mb/ can create a momentary lip-tob lips articulation as you transition from /m/ to /b/. Remember to keep the dental fricative /θ/ crisp and unvoiced at the outset, which sets the tone for accurate pronunciation throughout.
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Thrombosis comes from the Greek thrombosis meaning ‘clotting,’ from thrombos (clot) + -osis (condition or process). The root thrombus (clot) derives from Greek thrombos through Latin thrombus in modern medical usage. Historically, early physicians adopted thrombus for a formed mass in vessels, distinguishing it from embolus (a detached clot or mass). By the 19th and 20th centuries, thrombotic diseases were systematically named (e.g., deep vein thrombosis, coronary thrombosis), solidifying ‘thrombosis’ as the standard medical term for clot formation within the vasculature. The term has since broadened into various contexts (arterial vs venous, cerebral, pulmonary) and remains central to thromboembolism discourse across epidemiology, surgery, and hematology. First known uses appear in medical Latinized Greek in late 18th to early 19th century texts, with the modern spelling stabilized by the 1900s as medical science clarified the distinction between thrombosis and embolism.
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💡 These words have similar meanings to "thrombosis" and can often be used interchangeably.
🔄 These words have opposite meanings to "thrombosis" and show contrast in usage.
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Words that rhyme with "thrombosis"
-sis sounds
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