ninefold

American  

[nahyn-fohld, nahyn-fohld] / ˈnaɪnˌfoʊld, ˈnaɪnˈfoʊld /

adjective

1. nine times as great or as much.

2. having nine elements or parts.

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adverb

1. in a ninefold manner or measure; to or by nine times as much.

   to increase one's income ninefold.

ninefold British  

/ ˈnaɪnˌfəʊld /

adjective

1. equal to or having nine times as many or as much

2. composed of nine parts

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adverb

1. by or up to nine times as many or as much

Etymology

Origin of ninefold

before 1000; nine + -fold; compare Old English nigonfeald in same sense (not attested in ME)

Example Sentences

The figures are partly explained by surging numbers of Vietnamese -- up ninefold from a decade ago -- who now make up a quarter of Japan's 2.3-million-strong foreign workforce and are the biggest contingent.

From Barron's

Helped by stock buybacks, IBM’s share price rose by more than ninefold between his arrival in April 1993 and early June 2001; over the same period, the S&P 500 rose less than threefold.

From The Wall Street Journal

Growing global demand for the oil- and protein-rich seeds has fueled a ninefold increase in soy production in Brazil since 1985.

From Science Magazine

The sky-high expectations are driven by its valuation, which has surged ninefold in value in under two years thanks to its dominance of the AI chip market.

From BBC

Washington state was fourth, with deaths climbing nearly ninefold in five years, to an estimated 2,653.

From Seattle Times