There are 2 definitions of PB in English:


Syllabification: PB


  • 1British Pharmacopoeia.
    [Latin Pharmacopoeia Britannica]
  • 1.1 (also pb) Paperback: hb $18.99, pb $6.99
  • 1.2Prayer Book.


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  • short for personal best. she took another half a second off her PB in the Olympic heats
    More example sentences
    • Andrew Baddeley set a PB of 3:43.50 in the 1500m and on a day when the home nation did not extensively cover itself in glory, the GB men's 400m relay squad rounded off the afternoon in style.
    • With a PB score of 4,885 points, he is currently Britain's second ranked junior (U-20) in this event.
    • I've done several PBs and I've got into the Olympic final, so I'm pleased.

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Word of the day coloratura
Pronunciation: ˌkɒlərəˈtjʊərə
elaborate ornamentation of a vocal melody

There are 2 definitions of PB in English:


Syllabification: Pb


  • Computing Petabyte(s).


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  • The chemical element lead.
    [from Latin plumbum]

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