reliability
/ri,laiə'biliti/
Definition
Noun: The quality of being consistently trustworthy, accurate, or able to be depended upon. It refers to the ability of someone or something to perform a required function under stated conditions for a specified period of time.
Usage
Reliability is used to describe the dependable nature of a person, system, machine, method, or piece of information. It is a key attribute in fields like engineering, science, computing, and personal character assessment.
Examples
- The reliability of the new software update is being tested by the quality assurance team.
- When choosing a car, fuel efficiency and reliability are my top priorities.
- The study's findings are questionable due to the low reliability of the data collection method.
- Her reliability as a team member is unquestioned; she always meets her deadlines.
Advanced Usage
- Statistical Reliability: In research, this refers to the consistency of a measurement tool. A test has high reliability if it produces similar results under consistent conditions.
- The psychologist checked the reliability of the personality assessment before using it in the study.
- System Reliability: In engineering, this is the probability that a system will perform its intended function without failure for a given time.
- The reliability of the power grid is critical for modern society.
Variants and Related Words
- Reliable (adjective): Able to be trusted or depended on.
- He is a reliable source of information.
- Reliably (adverb): In a dependable manner.
- The system has performed reliably for years.
- Unreliability (noun): The quality of being not dependable.
- The unreliability of the public transport system is a major complaint.
Synonyms
- Dependability: The quality of being trustworthy and reliable.
- Trustworthiness: The ability to be relied on as honest or truthful.
- Consistency: Conformity in the application of something, implying reliability over time.
Antonyms
- Unreliability: The quality of being not dependable.
- Inconsistency: The quality of not being consistent or reliable.
Noun
-
the quality of being dependable or reliable
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