Aberration

hardNegative tone

ab-uh-RAY-shun

noun

Definition

A departure from what is normal, usual, or expected

Memory hook

AB-ERR-ation: wandering AWAY from the norm - like a planet that suddenly goes off its orbit.

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Word roots

abaway from(Latin)
errareto wander(Latin)

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Examples

The data point was an aberration and should be excluded.
His violent outburst was an aberration from his usual calm behavior.

Test yourself

Fill in the blank with the right word:

The data point was an ______ and should be excluded.
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aberration

Synonyms

anomalydeviationirregularityabnormality

Antonyms

normregularityconformitystandard

Categories

View all Deviation words

GRE Tip

Aberration is a hard-difficulty GRE word. On the GRE, you might see it paired with synonyms like "anomaly" or "deviation" in Sentence Equivalence questions. Look for contrast clues (however, despite, although) that signal the opposite meaning. Words like "norm".

Read: How to Memorize GRE Words That Actually Stick

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