reliability

English

Etymology

Etymology tree

English rely

Proto-Indo-European *-tḗr

Proto-Indo-European *-dʰlom

Proto-Indo-European *-dʰlis

Proto-Italic *-ðlis

Latin -bilis

Latin -ābilis

Old French -ablebor.

Middle English -able

English -able

English reliable

Proto-Indo-European *-teh₂

Proto-Indo-European *-ts

Proto-Indo-European *-teh₂ts

Latin -itāsder.

Old French -itebor.

Middle English -ite

English -ity

English reliability

From reliable + -ity.

Pronunciation

• Audio (Southern England):

  (file)

Noun

reliability (usually uncountable, plural reliabilities)

1. The quality of being reliable, dependable, or trustworthy.

   Synonym: dependability

   Antonym: unreliability

   • 2023 April 5, Philip Haigh, “Comment: Pay deal a positive result”, in RAIL, number 980, page 3:

     Above all, rail needs to be boring. By that, I mean that it must run its timetable reliably, day-in and day-out. Punctuality and reliability remain the bedrock of a successful railway.

2. (education) the ability to measure the same thing consistently (of a measurement indicating the degree to which the measure is consistent); that is, repeated measurements would give the same result (See also validity).
3. (engineering) measurable time of work before failure

Derived terms

• nonreliability

Translations

quality of being reliable

• Azerbaijani: etibarlılıq, inamlılıq
• Belarusian: надзе́йнасць f (nadzjéjnascʹ)
• Bulgarian: наде́ждност f (nadéždnost)
• Catalan: fiabilitat (ca) f
• Czech: spolehlivost (cs) n
• Dutch: betrouwbaarheid (nl) f
• Esperanto: fidindeco (eo)
• Finnish: luotettavuus (fi)
• French: fiabilité (fr) f
• Galician: fiabilidade (gl) f
• German: Zuverlässigkeit (de) f
• Greek: αξιοπιστία (el) f (axiopistía)
• Indonesian: reliabilitas (id), keterandalan (id), keandalan (id)
• Irish: dílseacht f
• Italian: affidabilità (it) f, attendibilità (it) f
• Latin: firmitas f, firmitudo f
• Malay: kebolehpercayaan, keandalan
• Norwegian:

  Bokmål: tilforlatelighet m or f, pålitelighet m or f, reliabilitet m or f (the ability to measure the same thing consistently)

• Polish: niezawodność (pl) f
• Portuguese: confiabilidade (pt) f
• Romanian: fiabilitate (ro) f
• Russian: надёжность (ru) f (nadjóžnostʹ)
• Spanish: fiabilidad f
• Swedish: trovärdighet (sv)
• Tagalog: pagkamapanghahawakan
• Turkish: güvenilirlik (tr)

  Ottoman Turkish: امانت (emânet)

• Ukrainian: наді́йність f (nadíjnistʹ)

quality of a measurement

• Belarusian: дакла́днасць f (dakládnascʹ)
• Dutch: betrouwbaarheid (nl) f
• French: fiabilité (fr)
• German: Belastbarkeit (de) f
• Indonesian: reliabilitas (id)
• Italian: ^{(please verify)} affidabilità (it) f, ^{(please verify)} attendibilità (it) f, (in particular cases) ^{(please verify)} esattezza (it) f, ^{(please verify)} robustezza (it) f
• Latin: firmitas f, firmitudo f
• Malay: kebolehpercayaan
• Portuguese: fiabilidade, confiabilidade (pt)
• Russian: то́чность (ru) f (tóčnostʹ)
• Spanish: fiabilidad
• Ukrainian: то́чність f (tóčnistʹ), докла́дність f (dokládnistʹ)