unbiased

especially British, un·bi·assed

[uhn-bahy-uhst]

adjective

1. not biased biased or prejudiced; fair; impartial.

   Synonyms: neutral, tolerant, equitable, fair

unbiased

/ ʌnˈbaɪəst /

adjective

1. having no bias or prejudice; fair or impartial

2. statistics

   1. (of a sample) not affected by any extraneous factors, conflated variables, or selectivity which influence its distribution; random

   2. (of an estimator) having an expected value equal to the parameter being estimated; having zero bias

   3. Also called: discriminatory. (of a significance test). Having a power greater than the predetermined significance level

Other Word Forms

• unbiasedly adverb
• unbiasedness noun

Word History and Origins

Origin of unbiased¹

First recorded in 1600–10; un- ¹ + biased

Example Sentences

Some brokers call themselves senior advisers or Medicare consultants, which makes them sound like unbiased experts.

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Trials are sometimes moved if the court system can’t find an unbiased jury, or if it just isn’t equipped for the job.

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You can find unbiased Medicare advice from the State Health Insurance Assistance Program in every state, and this website has links for each of them.

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If you want unbiased help navigating your choices, sign up now for an appointment with your local State Health Insurance Assistance Program External link, or SHIP, whose counselors are likely to be in high demand.

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The bill regulates classroom discussions on “controversial beliefs” like immigration, closes campus identity centers for marginalized students and evaluates professors on students’ opinions of whether they created an unbiased classroom environment.

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Related Words

• disinterested 
• dispassionate 
• equitable 
• honest 
• impartial 
• neutral 
• nonpartisan 
• open-minded