Phrase guide
Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.
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No pronunciation record was provided for this word.
noun
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.
Definition source: English Wiktionary via Wiktextract
Topics: astronomy, natural-sciences
No example sentence was provided for this meaning.
Synonyms: none provided
Antonyms: none provided
History
Named after Albert Einstein, whose theory of general relativity predicted gravitational lensing.
Across languages
5 source translations are retained for this English entry.
