5 syllables: Pe, ri, o, don, tal. Stress on don.
per-ee-uh-DAHN-tuhl
/ˌpɛɹiəˈdɑntəl/
Periodontal is pronounced per-ee-uh-DAHN-tuhl (/ˌpɛɹiəˈdɑntəl/). It has five syllables (Pe-ri-o-don-tal), with the stress on "don". Periodontal is an adjective relating to the structures surrounding and supporting the teeth, especially the gums and the bone that anchor teeth. It is used in dentistry to describe conditions, treatments, or anatomy localized to the periodontium. The term combines roots meaning around (peri-) and tooth (odont-), and is common in clinical contexts and scientific literature.
adjectivePeriodontal is an adjective relating to the structures surrounding and supporting the teeth, especially the gums and the bone that anchor teeth. It is used in dentistry to describe conditions, treatments, or anatomy localized to the periodontium. The term combines roots meaning around (peri-) and tooth (odont-), and is common in clinical contexts and scientific literature.
"The periodical examination included a periodontal charting to assess gum health."
"A periodontal specialist recommended deep cleaning to treat chronic gingivitis."
"Periodontal disease can affect both the gums and the supporting bone."
- Pronounce as /ˌpɛriˈɔːndəl/ (US) or /ˌper.iˈɒn.dəl/ (UK). Put primary stress on the third syllable: pe-ri-ON-dal. Break it into four syllables: pe-ri-ON-dal, with peri- as 'peh-ree' and odontal ending as 'on-dal'. The 'or' in -ond- sounds like 'aw' in 'law', and the final -al is a light, unstressed ending. For clarity: pe-ree-ON-dal, ensure the 'on' has an open-mid back vowel quality. In everyday speech you will hear a little reduction: [ˌpɛr.iˈɒn.dəl] in fast talk. Audio examples: refer to Pronounce, Forvo, or YouGlish to hear medical professionals saying it in context.
Common errors include misplacing stress on the second syllable (pe-RI-OD-ontal) and mishandling the 'or' in the third syllable. Another frequent mistake is pronouncing the 'd' as a 't' in the 'ond' cluster or softening the final -al too much (periodon-TALE). Corrective tips: keep the primary stress on the 'on' syllable (third), pronounce 'peri-' clearly as two syllables, and end with a light, clipped -dal/-dəl. Practice the sequence pe-ri-ON-dal, with a short pause after the first two syllables to reinforce rhythm.
In US English, the word is typically /ˌpɛr.iˈɔːn.dəl/ with a rhotic /r/ and a long 'o' in the third syllable. UK English often renders it /ˌpɛr.iˈɒn.dəl/ with a shorter vowel in the third syllable and non-rhoticity may reduce the 'r' sound in syllable-final position. Australian tends to align more with non-rhotic patterns but may show a slightly broader vowel in the second syllable; the overall rhythm remains four syllables with primary stress on the third syllable. Maintain IPA references when checking with dictionaries: US /ˌpɛr.iˈɔːn.dəl/, UK /ˌpɛr.iˈɒn.dəl/, AU roughly /ˌpeə.ɹɪˈɒn.dəl/ depending on speaker. Use native speaker samples from YouGlish to compare regional variants.
The difficulty comes from the four-syllable structure with a mid-word syllable boundary after peri-, plus the -odont- component pronounced as 'on' with a schwa-like or reduced vowel in rapid speech. The 'or' in the third syllable can be tricky for non-native speakers when transitioning from peri- to -don-; the consonant cluster /nd/ and final -al can be reduced in speed, causing misarticulation. Focus on maintaining the stressed third syllable and articulating /ɔː/ or /ɒ/ clearly before the final /n.dəl/. IPA cues: /ˌpɛr.iˈɔːn.dəl/ (US).
The word has no silent letters, but the unique challenge is the fixed metrical rhythm with strong stress on the third syllable (diacritic-like primary stress). The first two syllables are less prominent, and the final -al is a light, unstressed ending. People sometimes flatten the middle vowel or misplace the stress, which makes the term sound awkward in clinical discussions. Remember to keep four clear syllables and stress alignment: pe-ri-ON-dal, with the loud beat on ON.
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Periodontal comes from Latin peri- ‘around’ + odontal- from dens, dent- ‘tooth’ (root is odont-), plus the suffix -al forming an adjective. The peri- prefix has long-standing medical usage to denote proximity or surrounding regions (e.g., pericardial, peritoneal). The dental root odontal- or odont- traces to Greek odous/odont-, meaning tooth, with the combining form odont- widely used in dental terms (odontology, odontogenic). The term was formed in the late 19th to early 20th century as dentistry formalized specialized anatomy, disease processes, and treatments involving the periodontium (gums, periodontal ligament, cementum, alveolar bone). First usages appear in scientific dental texts describing the anatomy and pathology of tissues around teeth, distinguishing conditions affecting periodontal structures from other dental tissues. Over time, periodontal became a standard term in clinical discourse, research, and journals, especially as periodontal disease research advanced and treatment paradigms evolved (scaling, root planing, regenerative procedures).
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Words that rhyme with "Periodontal"
-eal sounds
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