Reliability
nounverified·updated May 18, 2026
ability of an item to perform as required, without failure, for a given time interval, under given conditions. Note 1 to definition: The time interval duration can be expressed in units appropriate to the item concerned (e.g. calendar time, operating cycles, distance run, etc.) and the units should always be clearly stated. Note 2 to definition: Given conditions include aspects that affect reliability, such as: mode of operation, stress levels, environmental conditions, and maintenance.
ISO/IEC TS 5723:2022(en) Trustworthiness — Vocabulary
Senses
Notes on Measurement
property of consistent intended behaviour and results
Glossary of Statistical Terms
Reliability refers to the closeness of the initial estimated value(s) to the subsequent estimated values.
Wordset Dictionary
the quality of being dependable or reliable
Classifications
Entity Type
Metric72%llm-generatedllm:claude-haiku-4-5
?unassignedlast reviewed —
Sensitivity
unclassified
Information Class
unclassified
Variants
- synonym
- dependability
- plural
- Reliabilities
- possessive
- Reliability's
- pluralpossessive
- Reliabilities'