Read the dictionary definition of fixate. All definitions for this word.
1. become fixed (on)
1. Her eyes fixated on a point on the horizon
2. make fixed, stable or stationary
1. let's fix the picture to the frame
3. pay attention to exclusively and obsessively
1. The media are fixating on Princess Diana's death
4. attach (oneself) to a person or thing in a neurotic way
1. He fixates on his mother, even at the age of 40