Definition of "doublings" [doublings]

• Plural form of doubling. (noun)

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• "So in ~20 years, we'll have undergone 10 doublings, which is a factor of 1000 improvement."
• "Plymouth during the vexatious attendance upon the scoundrelly Master of the SPEEDWELL, in his "doublings" in the English Channel."
• "How vast the difference between the "doublings" of the 15th and the 19th centuries!"