The word within it is "rat" - laboRATory.
Need I say more?
I can't wait to see where you go with this one! But don't fall into the trap of stating the obvious.
If you are stumped, try this instead:
Click here to read all the "word-in-a-word" exercises so far. The goal of these exercises is to stimulate your creative thinking.
Keitharsis is a blog on creativity, roots and the portfolio life. It is written for creative writers and artists. New essays are published each Tuesday and Thursday. Creative exercises (like this) are offered on Wednesdays.