useful

[ˈjuːsfʊl]

useful Definition

• 1. able to be used for a practical purpose or in several ways
• 2. helpful or beneficial in a particular situation or context

Using useful: Examples

Take a moment to familiarize yourself with how "useful" can be used in various situations through the following examples!

• Example

  This book is very useful for learning English grammar.

• Example

  The information provided by the website was very useful.

• Example

  The new software has many useful features.

• Example

  I always carry a Swiss Army knife because it's so useful.

useful Synonyms and Antonyms

Synonyms for useful

• helpful
• beneficial
• valuable
• practical
• effective

Antonyms for useful

• useless
• worthless
• ineffective

Phrases with useful

• useful idiot

  a person who unwittingly supports a cause or organization that is ultimately harmful to their own interests

  Example

  He was a useful idiot for the corrupt politicians, not realizing that he was being used for their own gain.

• useful life

  the period of time during which an asset remains useful to the owner

  Example

  The useful life of a car can vary depending on how well it is maintained and how much it is used.

• useful work

  work that produces a useful result or output

  Example

  The machine was designed to perform useful work with minimal energy consumption.

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Summary: useful in Brief

The term 'useful' [ˈjuːsfʊl] refers to something that is practical, helpful, or beneficial in a particular situation. It can be applied to objects like books, software, or tools, as well as to people who may be unwittingly supporting a harmful cause. 'Useful' is often used in phrases like 'useful life' and 'useful work,' and can be replaced with synonyms like 'helpful' or 'beneficial.'