ballpoint
UK[ˈbɔːlpɔɪnt]US[ˈbɔːlpɔɪnt]
n
A pen with a tiny metal ball as its writing point, which rolls to transfer ink from a cartridge onto the paper.
Morpheme Breakdown
ball
point
ball
sphere
point
tip
Etymology
The word "ballpoint" is a modern English compound noun, transparently describing the instrument's key mechanical innovation. The first element, "ball," refers to the tiny rotating metal sphere at its tip, a concept with Germanic roots. The second element, "point," derives from Latin via French, traditionally denoting the sharp tip of a writing instrument. The compound logically fuses these two concrete images—a spherical ball acting as the writing point—to name a 20th-century invention that replaced the traditional nib with a rolling ball mechanism for smoother ink delivery.
Analysis
Structure: ball (sphere) + point (tip)
- ball: From Middle English bal, from Old Norse bǫllr ("ball"). In this compound, it denotes a small spherical object.
- point: From Old French point ("dot, mark, small spot"), from Latin punctum ("a prick, a point"). In this compound, it denotes the tip or writing end of the instrument.
Examples
She signed the contract with a reliable black ballpoint.
The inventor patented the first practical ballpoint pen in 1938.
I prefer using a ballpoint for filling out forms because it doesn't smudge.