Exorbitant - What Does It Mean?

The word exorbitant just means much too high or great. At the end of the word there is t, a n t, that grouping of letters. But in this word, exorbitant, the t actually sounds like a d. Here's an example sentence: Gasoline prices have become exorbitant due to the political unrest in the area. And i'll talk to you in the next lesson about inflection.