5 syllables: Se, di, men, ta, ry. Stress on men.
sed-uh-MEN-tur-ee
/ˌsɛdəˈmɛntɚi/
Sedimentary is pronounced sed-uh-MEN-tur-ee (/ˌsɛdəˈmɛntɚi/). It has five syllables (Se-di-men-ta-ry), with the stress on "men". Sedimentary is a geological term used as a noun to describe rocks formed by accumulated sediment that has been compacted and cemented over time. It also refers to rocks of this type considered collectively. The word is used in scientific contexts and education to discuss processes, strata, and the history recorded in layers.
nounSedimentary is a geological term used as a noun to describe rocks formed by accumulated sediment that has been compacted and cemented over time. It also refers to rocks of this type considered collectively. The word is used in scientific contexts and education to discuss processes, strata, and the history recorded in layers.
"The team mapped the sedimentary layers to interpret the ancient shoreline."
"She studied sedimentary rocks to understand past climates."
"Sedimentary rocks often contain fossils embedded within their stratified beds."
Pronounce as /ˌsɛ.dɪˈmɛn.tə.ɹi/ in US, /ˌsɛ.dɪˈmɛn.tə.ɹi/ in UK, and /ˌsɛ.dɪˈmɛn.tə.ɹi/ in AU. The primary stress falls on the third syllable: se-di-MEN-ta-ry. Start with /s/ + /ɛ/ (short e as in ‘set’), then /dɪ/ (short i), then the stressed /ˈmɛn/ with a clear “men” sound, followed by /tə/ and final /ɹi/. Keep the final /i/ sound light and flowing into the ending syllable.
Two common errors: (1) Misplacing the primary stress on an earlier syllable, saying se-DI-MEN-ta-ry or se-di-MEN-tary. (2) Slurring the final -ry into a monosyllable, yielding sedimen-try. Correct by pronouncing three distinct open syllables after the stem: se-di-MEN-ta-ry, with a clear /ˈmɛn/ and a light, separate /ri/ at the end. Practice with slow, deliberate articulation, then speed up while maintaining the rhythm.
In US, you’ll hear a rhotacized final /ɹi/ with a dense, pulled-together /r/. UK tends to reduce the final /ri/ slightly and may soften the /ɹ/ depending on speaker; the /t/ cluster remains clear. Australian typically maintains a clear -ry ending but can exhibit slightly flatter vowels in the middle syllables. Across all, the primary stress remains on /ˈmɛn/; the middle vowels are tense /ɛ/ rather than lax. Listen for the rhythm: 3-strong syllables before the final /i/.
The difficulty lies in balancing three consecutive unstressed and stressed syllables with a clear /ˈmɛn/ and a light /tə.ɹi/ ending. The second syllable /dɪ/ is brief, so it can bleed into the first syllable if you’re not precise. Also, the final /ri/ can sound like /-ri/ or /-ri/ with varying degrees of vowel reduction. Practice with slow, segmented pronunciation and then blend while preserving the stress pattern.
A unique aspect is the three-syllable sequence around the stressed /ˈmɛn/: di-MEN-ta-ry. The middle syllable is a strong, mid-front vowel /ɛ/—not a reduced vowel—so you must open your jaw slightly for /mɛn/. The trailing /tə.ɹi/ should be quick but not swallowed, preserving the clarity of the two final vowels while maintaining a smooth connection.
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Sedimentary comes from the Latin sedimentum, meaning
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💡 These words have similar meanings to "Sedimentary" and can often be used interchangeably.
🔄 These words have opposite meanings to "Sedimentary" and show contrast in usage.
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Words that rhyme with "Sedimentary"
-ary sounds
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