Definition of Aberration: Aberration (noun): A departure from what is normal, usual, or expected, typically one that is unwelcome. Synonyms: anomaly, deviation, divergence, irregularity Antonyms: normality, conformity, regularity Memory Tip: Imagine a straight line that suddenly curves—a clear “aberration” from its usual path, making it easy to remember that an aberration is something that deviates…