heliometer

The story

1. Ancient Greek · derived fromμέτρον“measure”
2. French · derived frommètre
3. Ancient Greek · derived fromἭλιος
4. English todayheliometer

From helio- + -meter, from Ancient Greek Ἥλιος (Hḗlios), from ἥλιος (hḗlios, “sun”), and French mètre, from Ancient Greek μέτρον (métron, “measure”).

Words from the same roots