ninefold

adjective

nine·​fold ˈnīn-ˌfōld  -ˈfōld 

1

: being nine times as great or as many

2

: having nine units or members

ninefold

ˈnīn-ˈfōld 

adverb

Examples of ninefold in a Sentence

Recent Examples on the Web

The release sparked a ninefold surge in sales of Hojo’s original manga across both physical and digital editions, while location shooting at industrial heritage sites around Kobe generated roughly JPY129 million ($811,000) in local economic activity. —Naman Ramachandran, Variety, 25 Mar. 2026

In December 2024, capacity prices jumped from $30 to $270 per megawatt-day—a ninefold increase that triggered lawsuits and political backlash. —Jesus Mesa, MSNBC Newsweek, 7 Aug. 2025

There has been a ninefold increase since 2000, and research shows that hotter, more humid temperatures in a warming climate have contributed to a rise in Legionnaires'. —Eduardo Cuevas, USA Today, 6 Aug. 2025

Globally, legislative mentions of AI rose 21.3% across 75 countries since 2023, marking a ninefold increase since 2016. —Todd James, Forbes.com, 4 Aug. 2025

Word History

First Known Use

before the 12th century, in the meaning defined at sense 1

Rhymes for ninefold

• copyhold
• decontrolled
• hundredfold
• manifold
• marigold
• oversold
• petioled
• sevenfold
• stranglehold
• subthreshold
• thousandfold
• uncontrolled