* Is a misspelling of a similar word: Double-check the spelling. Perhaps you meant something like "Nascent," "Nausea," or "Nasal."
* Is a regional or dialect word: It might be a term specific to a certain area or language variation.
* Is a made-up word: It could be a fictional term from a book, movie, or game.
To get a better answer, please provide more context:
* Where did you encounter the word?
* What was the surrounding text or conversation?
With more information, I can help you determine its meaning.