She stared out the window, mesmerized by the rainbow.
Meaning: She was looking out the window, completely absorbed by the beauty of the rainbow.
Choice of Words: Stare means to look at something for a long time, usually without moving your eyes. Mesmerized means to be completely absorbed or fascinated by something. A window is an opening in a wall or door that allows light and air to enter. A rainbow is a colorful arc in the sky that appears when sunlight passes through water droplets in the air.
Alternative Expressions
Related Expressions