Anomaly
Oxford English Dictionary

Line breaks: anom|aly
Pronunciation: /əˈnɒm(ə)li/

Definition of anomaly in English:

noun (plural anomalies)

1Something that deviates from what is standard, normal, or expected: there are a number of anomalies in the present system [with clause]: the apparent anomaly that those who produced the wealth were the poorest [mass noun]: the position abounds in anomaly

Origin

Late 16th century: via Latin from Greek anōmalia, from anōmalos (see anomalous).