A pencil with a plastic or metal case and a thin replaceable lead that may be extended as the point is worn away by twisting the outer casing.
More example sentences
- She scribbled answers hard on the paper, constantly breaking the lead of her mechanical pencil.
- Maya was going to high school, she didn't want a binder, and all she wanted were some pens, mechanical pencils, college rule notebooks, and folders.
- From Brian I received a stack of new spiral-spine notebooks and several packs of new mechanical pencils, handed to me by my brother with a joking grin.