Number of syllables in the word 'tertiary'

1. No of syllables in tertiary : 3
2. Divide syllables in tertiary : ter-tiar-y

More about the word - tertiary

1. noun
2. Definition : Any item considered to be of third order.
3. Definition : A tertiary colour.
4. Definition : Something from the Tertiary Period (the former term for the geologic period from 65 million to 2.58 million years ago).
5. Definition : A tertiary feather; a tertial.

1. adjective
2. Definition : Of third rank or order; subsequent.
3. Definition : Possessing some quality in the third degree; especially having been subjected to the substitution of three atoms or radicals.
4. Definition : Of quills: growing on the innermost joint of a bird's wing; tertial.

Sources:

• https://en.wiktionary.org/wiki/tertiary