What does unavailability mean?

Definitions for unavailability
un·avail·abil·i·ty

This dictionary definitions page includes all the possible meanings, example usage and translations of the word unavailability.

Princeton's WordNet

  1. inaccessibility, unavailabilitynoun

    the quality of not being available when needed

Wiktionary

  1. unavailabilitynoun

    The state of being unavailable

Wikipedia

  1. Unavailability

    Unavailability, in mathematical terms, is the probability that an item will not operate correctly at a given time and under specified conditions. It opposes availability. Numerical values associated with the calculation of availability are often awkward, consisting of a series of 9s before reaching any significant numerical information (e.g. 0.9999999654). For this reason, it is more convenient to use the complement measure of availability, namely, unavailability. Expressed mathematically, unavailability is 1 minus the availability. Therefore, a system with availability 0.9999999654 is more concisely described as having an unavailability of 3.46 × 10−8.

ChatGPT

  1. unavailability

    Unavailability refers to the state or condition of not being able to be used, reached, or contacted, usually due to some form of obstruction or inaccessibility.

Wikidata

  1. Unavailability

    Unavailability is the probability that an item will not operate correctly at a given time and under specified conditions. It opposes availability. Numerical values associated with the calculation of availability are often awkward, consisting of a series of 9s before reaching any significant numerical information. For this reason, it is more convenient to use the complement measure of availability, namely, unavailability. Expressed mathematically, unavailability is 1 minus the availability. Therefore, a system with availability 0.9999999654 is more concisely described as having an unavailability of 3.46E-8. Unavailability may be expressed mathematically as the ratio, where MTTR is the mean time to repair, and MTTF is the mean time to failure. Alternatively, this can be written as where λ' is the critical failure rate and μ' is the critical repair rate. In telecommunication, an unavailability is an expression of the degree to which a system, subsystem, or equipment is not operable and not in a committable state at the start of a mission, when the mission is called for at an unknown, i.e. random, time. The conditions determining operability and committability must be specified.

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Numerology

  1. Chaldean Numerology

    The numerical value of unavailability in Chaldean Numerology is: 9

  2. Pythagorean Numerology

    The numerical value of unavailability in Pythagorean Numerology is: 5

Examples of unavailability in a Sentence

  1. Postal Service:

    The Postal Service has seen issues with staffing availability arise in the identified Districts due to the COVID-19 pandemic, among other reasons, at the same time that staffing unavailability has become a factor, there has been an increase volume in package and market dominant products.

Popularity rank by frequency of use

unavailability#10000#49433#100000

Translations for unavailability

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"unavailability." Definitions.net. STANDS4 LLC, 2024. Web. 22 Nov. 2024. <https://www.definitions.net/definition/unavailability>.

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