threefold
/'θri:fould/
Học thuậtThân thiện
Definition
Adjective:
- Consisting of three parts or elements; triple: Having three parts, layers, or components.
- Three times as great or as numerous: Being three times the size, amount, or degree.
Adverb:
- By three times; to three times the amount or degree: Indicating multiplication or increase by a factor of three.
Usage and Examples
As an Adjective:
- The agreement served a threefold purpose: to secure peace, promote trade, and ensure mutual defense.
- They reported a threefold increase in sales after the new marketing campaign.
As an Adverb:
- The company's profits grew threefold over the decade.
- Multiplying the investment threefold was his ambitious goal.
Advanced Usage
- In Formal or Literary Contexts: Often used to describe complex structures or significant multiplicative increases.
- The problem is threefold: logistical, financial, and ethical.
- The prophecy had a threefold meaning, understood only by the wise.
Variants and Related Words
- Threefold (adj., adv.): The standard form.
- Three-fold (adj., adv.): A less common hyphenated variant with identical meaning.
- Treble (adj., verb): Can be a synonym, especially in British English, meaning threefold or to triple.
- They managed to treble their output.
- Triple (adj., verb): A more common synonym meaning consisting of three parts or to make three times as great.
- She scored a triple victory.
Synonyms
- Triple
- Treble
- Three-way (for the "consisting of three parts" sense)
Notes on Meaning
- The word can function both as an adjective (describing a noun) and an adverb (modifying a verb, adjective, or another adverb).
- The adverbial use ("increased threefold") is equivalent to saying "increased by a factor of three" or "tripled."
- When used as an adjective before a noun, it often describes a purpose, increase, or structure that has three distinct aspects.
Adjective
- having more than one decidedly dissimilar aspects or qualities; public preaching and private influence"- R.W.Emerson
- a double (or dual) role for an actor
- the office of a clergyman is twofold
- every episode has its double and treble meaning-Frederick Harrison
- three times as great or many
- a claim for treble (or triple) damages
- a threefold increase
Adverb
- by a factor of three
- our rent increased threefold in the past five years