fat-soluble vitamin (noun)

1. In the cartoon, the character eats a fat-soluble vitamin to gain superpowers.

2. Why did the fat-soluble vitamin go to school? To improve its grades!

3. In the science fiction novel, the aliens extract fat-soluble vitamins from humans for their energy source.

4. The architect included windows that allow natural light to enter and provide a healthy dose of fat-soluble vitamins.