Nicely done @blog-beginner! That is the correct answer and you are the first on to post it...
The word can be derived from the four pictures in this order "Quad" + "Rat" +"I" + "C"...The 'eye' or 'I' in this case can be a tricky one. SBD is on it's way!!
RE: Math Rebus Puzzle #2 - Be First to Answer Correctly and win SBD!