devolatilisation
Syllables
de-vo-lat-i-li-sa-tion
Pronunciation
/diːˌvoʊ.læt.ɪ.laɪˈzeɪ.ʃən/
Stress
2010010
Morphemes
de- + volatil- + -isation
Devolatilisation is a seven-syllable British English noun (de-vo-lat-i-li-sa-tion) comprising the prefix 'de-' (removal), root 'volatil-' (from Latin 'flying/fleeting'), and suffix '-isation' (process nominalization). Primary stress falls on the penultimate syllable 'sa', with secondary stress on 'vo'. IPA: /diːˌvoʊ.læt.ɪ.laɪˈzeɪ.ʃən/. The word denotes the process of removing volatile substances from a material.
Definitions
- 1
The process of removing volatile components (gases, vapors, or light compounds) from a substance, typically through the application of heat or reduced pressure.
“The devolatilisation of coal releases methane and other gases.”
“Devolatilisation is a critical step in polymer processing to remove residual solvents.”
Stress pattern
Seven syllables total. Secondary stress on syllable 2 (vo), primary stress on syllable 6 (sa). Pattern follows English stress rules for -isation words where primary stress falls on the penultimate syllable of the suffix.
Syllables
de — Open syllable; prefix meaning reversal/removal; unstressed. vo — Open syllable; secondary stress; part of root 'volatil-'. lat — Closed syllable; part of root; unstressed; closed by /t/. i — Open syllable; short vowel nucleus; unstressed; linking element. li — Open syllable; diphthong nucleus; unstressed. sa — Open syllable; primary stress; part of suffix '-isation'. tion — Closed syllable; final syllable; unstressed; nasal coda
Word Parts
Prefix isolation
'De-' is a recognizable Latin prefix and forms its own syllable boundary
Maximal Onset Principle
Consonants are assigned to the following syllable where phonotactically legal (e.g., 'v' to 'vo', 'l' to 'li')
Morphemic boundary recognition
Syllable breaks respect morpheme boundaries where they coincide with phonetic boundaries (de-volatil-isation)
Orthographic 'tion' convention
The sequence 'tion' represents a single syllable /ʃən/ in English, not divided
Vowel hiatus resolution
Adjacent vowels across morpheme boundaries form separate syllables (i-li) rather than diphthongs
- British spelling with 's' (-isation) vs. American spelling with 'z' (-ization); pronunciation remains essentially identical
- Technical/scientific term primarily used in chemistry, geology, and materials science contexts
- The 's' in '-isation' is pronounced as /z/, a common voicing pattern in English
- Compound word with three morphemes; morphemic boundaries largely align with syllable boundaries
Nearby Words
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