2 syllables: Quin, tiles. Stress on Quin.
KWIN-teyelz
/ˈkwɪn.taɪlz/
Quintiles is pronounced KWIN-teyelz (/ˈkwɪn.taɪlz/). It has two syllables (Quin-tiles), with the stress on "Quin". Quintiles is a noun referring to divisions into five equal parts or groups, commonly used in contexts like statistics, data analysis, or clinical trials. The term often appears in discussing quintile ranges, distributions, or quintile-based stratifications. It implies a fractional division of a dataset or population into five equal segments for analysis or reporting.
nounQuintiles is a noun referring to divisions into five equal parts or groups, commonly used in contexts like statistics, data analysis, or clinical trials. The term often appears in discussing quintile ranges, distributions, or quintile-based stratifications. It implies a fractional division of a dataset or population into five equal segments for analysis or reporting.
How to Pronounce Quintiles
"The dataset was split into quintiles to compare income distribution across five equal segments."
"In the clinical study, patients were assigned to quintiles based on baseline risk scores."
"Researchers reported quintile shifts to illustrate changes in treatment effects across the population."
Pronounce as /ˈkwɪnˌtaɪlz/ (US) or /ˈkwɪnˌtaɪlz/ (UK/AU). Stress falls on the first syllable 'QUIN,' with a secondary tone on 'ti' leading into 'les.' The sequence sounds like KWIN-tyles, with the -t- lightly released before the long I in 'iles.' Mouth position: start with a rounded lip shape for the /w/ then proceed to /ɪ/ in 'quin,' glide to /taɪ/ with a crisp /t/ and long /aɪ/, and finish with /lz/ for the plural ending. Audio reference: [listen to a native speaker on Pronounce or YouGlish].
Common errors include: 1) Misplacing stress, giving QUIN-tiles instead of QUIN-tiles; 2) Slurring the /t/ into the /aɪ/ making /tɪaɪ/ or /taɪ/ unclear; 3) Pronouncing /kwaɪ/ or mispronouncing the /ɪ/ in 'quin' as /i:/; 4) Not voicing the final /z/ as /z/ instead of a devoiced /s/. Correction tips: keep /ˈkwɪn/ strong, release /t/ clearly into /aɪ/, and end with a clear /lz/ rather than /ls/ or /l/ alone.
In US, UK, and AU, the initial 'Quin' uses /ˈkwɪn/ with a short /ɪ/. The second syllable features /taɪ/ with a clear /t/; the plural ending is /lz/. In UK and AU, rhoticity can affect the preceding vowel quality slightly, but 'quint' remains unstressed and the overall rhythm is similar. Australians may have a slightly more open diphthong in /aɪ/ and a crisper /t/ release. Overall, the key differences are subtle and mostly in vowel quality and cadence.
The difficulty lies in the three-morpheme structure: the root 'quin-' with the short /ɪ/ vowel, the rapid /t/ release before the long /aɪ/ in 'ti-,' and the final /lz/ cluster. The transition from /t/ to /aɪ/ requires precise timing to avoid blending into /taɪ/ or /ti/; and the final /lz/ demands voicing in rapid speech. Also, the plural form adds an extra consonant cluster that can cause hesitation in fast dialogue.
In Quintiles, the 'ti' is part of the /taɪ/ diphthong, so it sounds like 'ty' in practice. It's not a hard 'tee' or 'tuh'—it's a crisp /taɪ/ as in 'tie.' The sequence 'quin' + 'ti' merges with a light /t/ release into the /aɪ/ vowel, producing the sound 'KWIN-TAHYLS' in typical US/UK/AU pronunciation. IPA: /ˈkwɪnˌtaɪlz/.
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Quintiles comes from the Latin quintus, meaning 'fifth,' combined with the suffix -ile indicating a group or portion. The root quint- appears in words like quintet and quintuple, alluding to five. The suffix -ile is used in English to form adjectives and nouns indicating a characteristic or belonging to a set. The mathematical or statistical usage of quintiles developed in the 19th and 20th centuries as data analysis grew more formalized, with quintile division as a standard method for summarizing distributions. The term first appears in statistical writing in the context of dividing data into five equal parts for comparative analysis, evolving to common usage in economics, epidemiology, and social sciences. Over time, quintiles became a staple in reporting inequality measures, population studies, and clinical trial stratifications, preserving the sense of five equal segments across disciplines.
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Words that rhyme with "Quintiles"
-ile sounds
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