A defect or malformation.
Any of various angular distances.
A failure of a classical symmetry due to quantum corrections.
Any event or measurement that is out of the ordinary regardless of whether it is exceptional or not.
Something or someone that is strange or unusual.
A deviation from a rule or from what is regarded as normal; an outlier.
pathology (in any of its senses: study of disease, instance of disease, mechanism of disease).
The biologic explanations of pathogenesis, to include both pathoanatomy and pathophysiology.
The branch of biology that deals with pathology with greater emphasis on the biological than on the medical aspects.