# STR vs sturt

> English confusable word pair

## The two words

### STR
*noun · frequency rank #20,507*
Initialism of short tandem repeat.

### sturt
*noun · IPA /stɜː(ɹ)t/ · frequency rank #45,104*
In an embryo, an angle equal to two gons. If a mosaic forms in the embryo, the line passes between two organs with a probability, in percent, equal to the number of sturts between them.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/vs/str-vs-sturt