ballpoint pen

== English == === Alternative forms === ball-point pen === Etymology === From ballpoint +‎ pen. Compare Dutch balpen (“ballpoint pen”). === Noun === ballpoint pen (plural ballpoint pens) A pen, similar in size and shape to a pencil, having an internal chamber filled with a viscous, quick-drying ink that is dispensed at the tip during use by the rolling action of a metal sphere (around 0.7 mm to 1 mm in diameter). Synonyms: ballpoint (ellipsis), ball pen, ballpen, biro (Commonwealth) Hypernyms: pen < implement Coordinate terms: dip pen, nib pen, fountain pen, stylographic pen; gel pen ==== Translations ==== === Further reading === ballpoint pen on Wikipedia.Wikipedia List of pen types, brands and companies on Wikipedia.Wikipedia