reuleaux triangle

Questions

What does reuleaux triangle mean?

A figure consisting of three circular arcs, each centered on the intersection of the other two.

Where does reuleaux triangle come from?

Named after Franz Reuleaux, 19th-century German engineer, who used Reuleaux triangles in his machine designs.

How to pronounce reuleaux triangle

1. Open the pronunciation page — Open the Speakur entry for “reuleaux triangle”.
2. Read the phonetic spelling — Read the IPA spelling () so you know which sounds to aim for.
3. Play the audio — Click Play to hear reference audio for “reuleaux triangle”.
4. Repeat and practice — Say “reuleaux triangle” aloud, matching stress and vowels until it feels natural.