2 syllables: Le, sion. Stress on Le.
LEE-zhuhn
/ˈliʒən/
Lesion is pronounced LEE-zhuhn (/ˈliʒən/). It has two syllables (Le-sion), with the stress on "Le". As a noun, a medical term meaning a localized abnormal tissue area resulting from injury or disease. In anatomy, a lesion can be a cut, bruise, ulcer, tumor, or scar. The term is used across clinical disciplines to describe any pathologic change in tissue. It is pronounced with two syllables and primary stress on the first: LE-zhun.
nounA medical term meaning a localized abnormal tissue area resulting from injury or disease. In anatomy, a lesion can be a cut, bruise, ulcer, tumor, or scar. The term is used across clinical disciplines to describe any pathologic change in tissue. It is pronounced with two syllables and primary stress on the first: LE-zhun.
How to Pronounce Lesion
"The dermatologist noted a suspicious lesion on the patient's arm."
"Radiology reports described a punctate brain lesion."
"The surgeon planned removal of the chronic skin lesion."
Say LEE-zhun, with the stress on LE. IPA: US/UK/AU: /ˈliː.ʒən/. Start with a long E, then a voiced postalveolar fricative /ʒ/, and finish with a schwa + n. Keep the tongue blade raised toward the hard palate for /ʒ/ and avoid turning it into /z/ or /ʃ/. A short audio cue: /ˈliː.ʒən/; in connected speech, you may hear a subtle reduction to /ˈliː.ʒn̩/ in fast medical dictation.
Common errors include substituting /z/ for /ʒ/ (pronouncing as LEE-zun) and misplacing the tongue for the /ʒ/ sound, making it /ʒi/ or /ʃən/. Another pitfall is a shortened final vowel, saying /ləˈzɪən/ or /ˈliː.zɪən/. Correction: orient your tongue blade toward the alveolar ridge more and produce the voiced postalveolar fricative /ʒ/ by narrowing the space between the blade and post-alveolar region; keep the final vowel reduced to a soft schwa /ə/ before /n/, not a full vowel like /æ/.
In US, UK, and AU, the initial syllable is stressed: /ˈliː.ʒən/. The main variation is quality of the vowel; US tends toward a steady /iː/ and clearer /ˈliː/, UK often retains a slightly tenser vowel due to non-rhotic tendencies in some speakers, and AU can display a broader /iː/ with subtle vowel lengthening before /ʒ/. The /ʒ/ and final /ən/ are generally similar, but rhythm and vowel reduction after the stress differ slightly by accent flow, not by core articulation.
The most challenging element is the /ʒ/ sound, which is rare in many languages and requires precise tongue blade placement close to the palate. The combination of a stressed long vowel /iː/ followed by /ʒ/ and a nasal /ən/ is quick, so speakers often mispronounce it as /ˈliː.zən/ or /ˈlɛʒən/. Practice by isolating /ʒ/ with minimal pairs, then link to the following /ən/ to maintain smooth transition. IPA references help you monitor exact mouth positions.
In standard pronunciation, the second syllable carries the /ʒən/ with a voiced /ʒ/ and a schwa-like nucleus, not silent letters. In fast dictation or medical notes, the final /ən/ can become a syllabic nasal /n̩/ or a reduced schwa /ən/ without vowel length. The primary stress remains on the first syllable /ˈliː/. Paying attention to the /ʒ/ and keeping the /ə/ neutral helps maintain accuracy even when the final vowel is reduced.
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Lesion comes from the Latin lesio, meaning a taking away, injury, or wound. The term entered English through Old French as lesion, retaining the sense of a damaged or altered body tissue. In medical Latin, it stems from the verb laedere, meaning to injure or wound. Historically, laedere appears in Latin texts as early as Classical Latin, evolving into French lesïon and later English medical usage. By the 17th century, lesion referred broadly to any pathologic tissue change, including ulcers and tumors. Over time, the word broadened to describe both external injuries (skin lesions) and internal tissue changes (brain or organ lesions). Contemporary usage maintains that lesions designate any abnormal tissue alteration, with specificity usually provided by adjunct terms (skin, brain, liver, lesion size, benign/malignant etc.). In modern medicine, lesion terminology supports precise diagnosis, treatment planning, and research reporting, with the understanding that lesions can be microscopic or macroscopic and may be transient or persistent.
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💡 These words have similar meanings to "Lesion" and can often be used interchangeably.
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Words that rhyme with "Lesion"
-ion sounds
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