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Glite Dictionary
9️⃣ Having nine parts 🔢 By nine times
ninefold

ninefold

6.8
By nine times as much
  • adverb
  • /ˈnaɪnfoʊld/
translation icon : nueve veces
  • The company's profits rose ninefold after the successful launch of its new product line.
  • rose ninefold
  • grew ninefold
  • increased ninefold

Examples

  • By that standard, you guys outdid them ninefold.

    Blog text (9)

  • Between 1880 and 1920, the Mexican population in the United States would increase ninefold while the national population would double.

    Academic text (1995)

  • Over the past decade, the town's population has increased ninefold, leading to a need for more schools and services.

  • Studies show that the rate of smartphone usage among teenagers has surged ninefold in the last five years.

Synonyms

nine-fold
vsninefold
5.7

Made of nine parts or nine times as much

has identical meaning but is written as one word without a hyphen

Surface Forms

ninefold positive

Morphology

ninefold = nine (transparent) = nine + fold

The adverbial sense is a straightforward extension of the number + '-fold' pattern meaning 'by nine times', which is transparent to learners.

Etymology

Ninefold comes from the parts nine and fold, where fold means 'times', as in twofold or threefold. So, if something increases ninefold, it becomes 'nine times' larger.