Departing from the normal
See syn. study at
The child's abnormal behavior was disturbing to those around him.
In addition to these abnormal cases, the life of certain insects is naturally more prolonged than usual.
Terry was extremely worried about the abnormal bump she found on her leg.
Lord Rayleigh had an interest in abnormal psychological investigations, and became a member and vice president of the Society for Psychical Research.
The same dignity appeared in the grave beauty of his features, though the abnormal height of his cranium afforded an opportunity for ridicule of which the comedians made full use.