Einstein ring
English
![](Images/wiktionary/A_Horseshoe_Einstein_Ring_from_Hubble.JPG.webp)
A partial Einstein ring.
Etymology
Named after Albert Einstein, whose theory of general relativity predicted gravitational lensing.
Noun
Einstein ring (plural Einstein rings)
- A ring-shaped gravitational mirage: an image of a distant light source (such as a galaxy) which has been distorted into a ring by a gravitational lens.
Related terms
- Einstein cross
Anagrams
- niningerites