billionfold

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English[edit]

Etymology[edit]

billion +‎ -fold

Adjective[edit]

billionfold (not comparable)

  1. A billion times so;
    a billionfold dilution
    a billionfold increase

Adverb[edit]

billionfold (not comparable)

  1. In a billionfold way; by a billion degrees; on a scale of a billion; as, to multiply something a billionfold, to magnify something a billionfold, something which is a billionfold heavier than something else.

Usage notes[edit]

Both the adjective and the adverb are often used as hyperbole, indicating not literally a billion, but rather some vague inestimable number or amount.