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There are 4 four-letter words containing B, I, O and R

biro Birobrioribo-

7 definitions found

  • biro — n. A BIRO brand ballpoint pen. — n. (By extension, UK, Australia, New Zealand, Ireland) Any ballpoint pen. — n. (Uncountable, by extension) Ink from a ballpoint pen.
  • Biro — prop.n. A surname. — prop.n. A brand of ballpoint pen: see biro.
  • brio — n. Vigour or vivacity.
  • ribo- — pref. (Biochemistry) ribose.
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