How many syllables in On?
1
on has 1 syllable
Exact — from pronouncing dictionary
The word on is broken into 1 syllable when spoken — each syllable is built around one vowel sound. You can check any word, line, or verse with the syllable counter.
Looking for rhymes? See words that rhyme with On.
More about On
How many syllables are in on?
On has 1 syllable.
Is on in the dictionary?
Yes — On is in our pronouncing dictionary, so its 1 syllable count is exact.