1. A small room in a prison: The author provided a realistic description of the prison cell in which his protagonist had lived for many years.
2. Small, hollow places: Honeycombs are made up of connecting cells joined to each other.
3. A unit of living matter: With the fine new microscope, the scientist could study the cell matter of the plant.
4. The container which holds the material to produce electricity: The mechanic had to add water to each battery cell so the car would start again.

1. To exchange something for cash: When Angie was desperate for money, she decided to sell her mother’s jewelry.
2. To make things available to be purchased: This is one of the few stores that sells the type of materials Carol needed to repair sections of her work room.
3. To persuade someone to accept or to approve of something or someone: James told his brother that he would have to sell himself at the interview if he wanted to get the job that he was applying for.