Sentence:  Dominant stress is of course more than extended duration , and normally centers on syllables that would have <WSD>primary</WSD> stress or phrase stress if the words or longer units they are parts of were spoken alone : a dominant stress given to glorify would normally center on its first syllable rather than its last . 
Meaning of the word marked with <WSD> tags:  of first rank or importance or value; direct and immediate rather than secondary