Syllable CounterHaiku CheckerSyllable DictionaryRulesPoetry
niacin
noun
See more 3-syllable nouns

How to pronounce niacin:

Definition of niacin:

niacin (noun):
nicotinamide
a B vitamin essential for the normal function of the nervous system and the gastrointestinal tract.
an acid c6h5no2 of the vitamin b complex found widely in animals and plants and used especially against pellagra

Other 3-syllable words like niacin

Here are some other common words that have 3 syllables, like niacin does.

See all 3-syllable words
Syllable Quiz
How many syllables in the word nguyen?

Question 1 of 5

Syllable Fun Fact
Ambisyllabicity occurs when a consonant at the boundary of two syllables belongs to both, as in the word 'happen'.

You, too, can become a syllable pro and wow your friends, family, and pets!

Learn more syllable fun facts
Trending words

These words are popular right now. Visit each word to master its syllable count.

  1. surreptitiously
  2. heaven
  3. seriously
  4. unbeknownst
  5. convenient
  6. colleague
  7. confide
  8. equivocate
  9. infatuated
  10. slovenly


Syllable Counter is reader-supported. When you purchase something through one of our links, we may earn a small commission at no cost to you.

©2025 SyllableCounter.io