syllable noun
ADJ. final, first, last, middle, second, third, etc. | accented, stressed, strong, tonic | unstressed, weak
VERB + SYLLABLE consist of, contain, have words that have three or more syllables | pronounce | put the accent/stress on, stress Put the stress on the second syllable. | split a word into She split the word up into syllables so that he could have a go at spelling it.
PHRASES stress falls/is on a syllable Normally, the stress falls on the first syllable of a word. | a word of one, two, etc. syllables You'll have to spell it out to him, using words of one syllable (= explain it in simple language).
You can also check other dicts: syllable (English, 中文解释 ), wordnet sense, Collins Definition