Meaning of the word aberration in English

What does aberration mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

aberration

US /ˌæb.əˈreɪ.ʃən/
UK /ˌæb.əˈreɪ.ʃən/

Noun

1.

a departure from what is normal, usual, or expected, typically an unwelcome one

Example:
The sudden drop in temperature was an aberration.
His outburst was a temporary aberration from his usual calm demeanor.
2.

a fault in a lens or mirror that causes an image to be imperfect

Example:
Chromatic aberration can cause color fringing in photographs.
The telescope lens was designed to minimize spherical aberration.