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

Self-deprecation isn’t much in evidence at the BBC these days as its staff take to their airwaves to insist how unbiased they are.

Read more on The Wall Street Journal

“The Department,” the spokesperson said, “is committed to timely and carefully reviewing all applications and making recommendations to the President that are consistent, unbiased, and uphold the rule of law.”

Read more on Salon

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.

Read more on The Wall Street Journal

Related Words

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