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ATYPICAL
| Pronunciation (US): |  | (GB): | |
I. (adjective)
Sense 1
Meaning:
Deviating from normal expectations; somewhat odd, strange, or abnormal
Example:
highly irregular behavior
Synonyms:
Classified under:
Similar:
abnormal; unnatural (not normal; not typical or usual or regular or conforming to a norm)
Derivation:
atypicality (any state that is not typical)
Sense 2
Meaning:
Not representative of a group, class, or type
Example:
atypical behavior is not the accepted type of response that we expect from children
Synonyms:
Classified under:
Similar:
unrepresentative (not exemplifying a class)
Also:
uncharacteristic (distinctive and not typical)
abnormal; unnatural (not normal; not typical or usual or regular or conforming to a norm)
Attribute:
typicality (the state of being that is typical)
Antonym:
typical (exhibiting the qualities or characteristics that identify a group or kind or category)
Derivation:
atypicality (any state that is not typical)
Context examples:
MIN NOS is recommended for focal atypical lesions in genetically engineered mice before their neoplastic potential is known
(Mouse MIN NOS, NCI Thesaurus/MMHCC)
Mitoses are rare, but when present are non-luminal (not apical) and not atypical.
(Mouse Pancreatic Intraepithelial Neoplasia-2, NCI Thesaurus/MMHCC)
Nortriptyline is used in major depression, dysthymia, and atypical depressions.
(Nortriptyline Hydrochloride, NLM, Medical Subject Headings)
A neoplastic cutaneous melanocyte that characterizes benign and atypical cutaneous neoplastic lesions called nevi.
(Nevus Cell, NCI Thesaurus)
This category includes congenital nevus, acquired nevus, dysplastic nevus, blue nevus, and atypical melanocytic nevus of the genital type.
(Nevus of Female Genitalia, NCI Thesaurus)
A squamous cell carcinoma composed of large atypical cells, without morphologic evidence of keratin production.
(Non-Keratinizing Large Cell Squamous Cell Carcinoma, NCI Thesaurus)
Approximately half of melanomas have been found to express significant levels of this atypical protein, which is not expressed by normal tissues.
(NA17-A Antigen, NCI Thesaurus)
This rearrangement is associated with eosinophilia associated with atypical myeloproliferative neoplasm.
(MYO18A/PDGFRB Fusion Gene, NCI Thesaurus)
Still others cause infections that are called atypical mycobacterial infections.
(Mycobacterial Infections, NIH)
An electrocardiographic finding for the P wave that is atypical either for the shape, duration, amplitude, axis or polarity.
(P Wave Abnormality by ECG Finding, NCI Thesaurus)
