A ball-point pen is a type of writing instrument that uses a small metal ball to distribute ink onto paper. Synonyms for ball-point include ball-pen, biro, ballbearing pen, rollerball pen, and gel pen. Each of these variations shares similar characteristics, including a smooth and consistent flow of ink and an easy-to-hold design. While they may differ in terms of ink type or construction, they all offer a convenient and efficient way to write or draw with precision. Whether you prefer a classic ball-pen or the ergonomic design of a gel pen, there are plenty of options available for all of your writing needs.