Meaning : Introducing a different topic.
Example :
Incidentally, I won't go to the party.
Synonyms : apropos, by the bye, by the way
Meaning : Of a minor or subordinate nature.
Example :
These magnificent achievements were only incidentally influenced by Oriental models.
Synonyms : accidentally
Incidentally ka meaning, vilom shabd, paryayvachi aur samanarthi shabd in Marathi. Incidentally ka matlab kya hota hai?