How many morphemes in the word incomprehensible?

Here's the breakdown of the morphemes in "incomprehensible":

* in-: Prefix meaning "not"

* com-: Prefix meaning "together" or "with"

* prehend: Root word meaning "to grasp" or "to understand"

* -ible: Suffix meaning "capable of being"

Therefore, there are four morphemes in the word "incomprehensible".