Definition

1. Adjective:
   • Containing ten parts or multiplied by ten: Describes something that is ten times as great or as many as something else, or something composed of ten parts.
2. Adverb:
   • By ten times as much: To a degree or amount that is ten times greater.

Usage

• As an Adjective: Used before a noun to describe a quantity or increase.
• As an Adverb: Used after a verb to describe the manner or degree of an action, typically an increase or multiplication.

Examples

• Adjective:
  • The company reported a tenfold increase in profits.
  • He faced a tenfold challenge compared to his previous task.
• Adverb:
  • The city's population has grown tenfold in the last century.
  • Multiplying the number by ten increases it tenfold.

Advanced Usage

• In Scientific/Statistical Contexts: Often used to describe exponential growth, ratios, or scaling factors.
  • The potency of the new compound was found to be tenfold that of the standard treatment.
• Figurative Use: Can be used hyperbolically to emphasize a very large increase.
  • Her gratitude was tenfold after their unexpected help.

Variants and Related Words

• Tenfold is itself a compound of "ten" and "-fold". The suffix "-fold" can be attached to other numbers (e.g., twofold, threefold, hundredfold) to form similar adjectives and adverbs meaning "by that many times."

Synonyms

• Adjective: Decuple, ten times.
• Adverb: By a factor of ten, ten times over.

Antonyms

• Adjective/Adverb: Fractional, partial (context-dependent). A direct numerical antonym would be a decrease, such as "to one-tenth."

Notes

• The word "tenfold" can function as both an adjective and an adverb without changing form. Its meaning is strictly numerical and multiplicative.
• It is typically used with verbs like , , , , or .

Adjective

1. containing ten or ten parts

Adverb

1. by ten times as much
   • the population increased tenfold