phenanthroquinone
Syllables
phen-an-thro-quin-one
Pronunciation
/ˌfiːnænθroʊˈkwiːnoʊn/
Stress
00101
Morphemes
phen- + anthra- + -quinone
Phenanthraquinone is divided into five syllables: phen-an-thro-quin-one. The primary stress falls on the third syllable ('thro'). The word is morphologically complex, consisting of a Greek-derived prefix, root, and suffix. Syllabification follows standard US English rules, with consideration for consonant clusters and diphthongs.
Definitions
- 1
An organic compound with the chemical formula C₁₄H₈O₂.
“The synthesis of phenanthraquinone requires careful control of reaction conditions.”
“Phenanthraquinone derivatives are used in various industrial applications.”
Stress pattern
Primary stress falls on the third syllable ('thro'). The first and fourth syllables are unstressed, while the fifth syllable receives secondary stress.
Syllables
phen — Open syllable, initial consonant cluster.. an — Open syllable.. thro — Closed syllable.. quin — Closed syllable, diphthong.. one — Closed syllable.
Word Parts
phen-
From Greek *phainein* meaning 'to show, appear'; indicates a benzene ring structure.
anthra-
From Greek *anthrax* meaning 'coal'; refers to the anthracene base structure.
-quinone
From French *quinone*, ultimately from Latin *quinque* meaning 'five'; denotes the presence of a quinone functional group.
Similar Words
Vowel-Consonant Rule
Syllables are often divided after a vowel sound followed by a consonant sound.
Consonant-Vowel-Consonant Rule
When a syllable contains a vowel between two consonants, it is usually divided between the consonants.
Diphthong Rule
Diphthongs are treated as a single vowel sound for syllabification.
Consonant Cluster Rule
Initial and final consonant clusters are generally kept together within a syllable.
- The length of the word and the presence of multiple vowel sounds and consonant clusters require careful application of the syllabification rules.
- The 'qu' digraph is treated as a single consonant sound, which is a common exception.
Nearby Words
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