from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. By a factor of thirteen.
  • adv. By a factor of thirteen.


from Wiktionary, Creative Commons Attribution/Share-Alike License

thirteen +‎ -fold


  • The legislation is celebrating its 25th anniversary this year, and talk about transformative: it has increased the number of drugs developed for rare-disease markets by about thirteenfold.

    The Genetic Detectives

  • The result: over the last four years, the number of Chinese women who travel legally to Hong Kong to give birth and gain permanent residency for their offspring has risen thirteenfold.

    More Diapers, Please

  • VCG's stock is up 175% so far this year, and up thirteenfold from its two-year closing low of 98 cents on Feb. 2, 2006.

    VCG Holding Ends the Year

  • In Kelly Creek, after restrictive regulations were instituted that resulted in release of almost all of the trout caught, the biomass total weight of the westslope cutthroat population increased in the 1970s by thirteenfold within a few years.

    Trout and Salmon of North America

  • In one experiment, nodulated seedlings of Casuarina glauca grown in a greenhouse increased their shoot nitrogen content about thirteenfold within

    3. The Plants

  • The number of grazing-cattle had, on the other hand, been multiplied thirteenfold, from 50 head to 660 head; and the sheep had increased very greatly, from 5,102 head to 9,910 head.

    The Coal Question~ Of the Change and Progress of our Industry


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