abnormal

adjective
ab·nor·mal | \(ˌ)ab-ˈnȯr-məl, əb-\

Definition of abnormal 

(Entry 1 of 2)

: deviating from the normal or average a person with abnormal [=exceptional] strength abnormal powers of concentration often : unusual in an unwelcome or problematic way abnormal behavior abnormal test results

abnormal

noun

Definition of abnormal (Entry 2 of 2)

: an abnormal person

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Other Words from abnormal

Adjective

abnormally \-mə-lē \ adverb
behaving abnormally

Synonyms & Antonyms for abnormal

Synonyms: Adjective

aberrant, aberrational, anomalous, atypical, deviant, deviate, irregular, unnatural, untypical

Antonyms: Adjective

natural, normal, regular, standard, typical

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Examples of abnormal in a Sentence

Adjective

The results of the blood test were abnormal. a completely abnormal school day, because half of the kids were out sick

Recent Examples on the Web: Adjective

The undiagnosed condition is an abnormal tangle of blood vessels connecting arteries and veins, which disrupts normal blood flow. Scott Springer, Cincinnati.com, "Ladonnis Griffin's biggest play ever at Lakota West was a GoFundMe page," 12 July 2018 The 32-year-old submitted abnormal blood tests during preseason last summer, and further testing confirmed his fears. SI.com, "Wolves Keeper Carl Ikeme Reveals He's in 'Complete Remission' Following Leukaemia Diagnosis," 23 June 2018 The worst thing that could happen is to have a baby that is abnormal. Ariana Eunjung Cha, Washington Post, "This fertility doctor is pushing the boundaries of human reproduction, with little regulation," 14 May 2018 For some subjects, a radiologist systematically assessed the scans to see if anything seemed abnormal. Gina Kolata, New York Times, "The Struggle to Build a Massive ‘Biobank’ of Patient Data," 19 Mar. 2018 If anything, Goodell’s press conference was a reminder of how ridiculously abnormal the last few years have been. Michael Rosenberg, SI.com, "Roger Goodell Press Conference Reminds Us How Abnormal the Last Few Years Have Been," 31 Jan. 2018 The Neanderoid neurons also make fewer synaptic connections, creating what resembles an abnormal neuronal network. Jon Cohen, Science | AAAS, "Exclusive: Neanderthal “minibrains” grown in dish.," 20 June 2018 Symptoms accompanying fibroids can range in severity, and those with tumors may experience heavy or long menstrual periods, abnormal bleeding between periods, pelvic pain, pain during intercourse, and frequent urination. Lauren Rearick, Teen Vogue, "FKA twigs Had Fibroid Tumors Removed," 9 May 2018 Among the current projects is Menorrx, which makes devices for abnormal uterine bleeding. Rebecca Lurye, courant.com, "Medical Device Makers In Connecticut Build On The Old Industries," 7 May 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'abnormal.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of abnormal

Adjective

1817, in the meaning defined above

Noun

1857, in the meaning defined above

History and Etymology for abnormal

Adjective

New Latin abnormis "deviating from the average" (going back to Medieval Latin, "not conforming to rule," going back to Latin, "belonging to no school of philosophy," from ab- ab- + norma "carpenter's rule, pattern") + -al entry 1 — more at norm

Noun

noun derivative of abnormal entry 1

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Statistics for abnormal

Last Updated

26 Sep 2018

Look-up Popularity

Time Traveler for abnormal

The first known use of abnormal was in 1817

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More Definitions for abnormal

abnormal

adjective
ab·nor·mal | \ab-ˈnȯr-məl \

Kids Definition of abnormal

: differing from the normal usually in a noticeable way an abnormal growth

Other Words from abnormal

abnormally adverb abnormally small

abnormal

adjective
ab·nor·mal | \(ˈ)ab-ˈnȯr-məl \

Medical Definition of abnormal 

(Entry 1 of 2)

: deviating from the normal, average, or expected abnormal development results of the Pap smear were abnormal abnormal actions departing from accepted standards of social behavior

Other Words from abnormal

abnormally \-mə-lē \ adverb

abnormal

noun

Medical Definition of abnormal (Entry 2 of 2)

: an abnormal person

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Comments on abnormal

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