a·nom·a·ly

– noun
1. a deviation from the common rule, type, arrangement, or form.
2. someone or something anomalous.
3. an odd, peculiar, or strange condition, situation, quality, etc.
4. an incongruity or inconsistency.
5. a quantity measured in degrees, defining the position of an orbiting body with respect to the point at which it is nearest to or farthest from its primary.

a·nom·a·lous

– adj.
1. deviating from or inconsistent with the common order, form, or rule; irregular; abnormal.
2. not fitting into a common or familiar type, classification, or pattern; unusual.
3. incongruous or inconsistent.

de·vi·ate

– verb
1. to turn aside, as from a route, way, course, etc.
2. to depart or swerve, as from a procedure, course of action, or acceptable norm.
3. to digress, as from a line of thought or reasoning.
4. to cause to swerve; turn aside.
– adj.
5. characterized by departure from an accepted norm or standard, as of behavior.
– noun
6. a person or thing that departs from the accepted norm or standard.