atomic typo

In real, traceable use. Part of the curated seed collection; community review is coming.

Meaning · English

A typographical error that coincidentally results in a different, correctly spelled word and thus cannot be detected by a spell checker.

Register: slang

Where it’s used: Used American English

Examples

Many a proofreader has chuckled at how often the atomic typo of "form" for "from" appears in proofs and in print; this error catches their eye more easily than it catches the eye of most writers.

Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30)

Sources & notes

Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30 via kaikki.org).

Common questions

What does “atomic typo” mean?

A typographical error that coincidentally results in a different, correctly spelled word and thus cannot be detected by a spell checker.

Is “atomic typo” formal or informal?

atomic typo is generally slang.