Synonyms of infinity

infinity

noun

in-ˈfi-nə-tē 

as in perpetuity

endless time

it seemed as though that meeting might extend into infinity

Synonyms & Similar Words

• perpetuity
• eternity
• foreverness
• everlasting
• endlessness
• permanence
• boundlessness
• limitlessness
• timelessness
• permanency
• interminableness

Antonyms & Near Antonyms

• impermanence
• transience
• transitoriness
• ephemerality
• temporariness

Example Sentences

Recent Examples of infinity

Kelly’s version, however, becomes a philosophical infinity mirror. — Carlos Aguilar, Los Angeles Times, 28 Aug. 2026

Yayoi Kusama, whose obsessive repetitions of dots and nets became a means of expressing infinity, leaving an indelible mark on contemporary art worldwide, died on August 14 of multiple organ failure at a hospital in Tokyo. — Tessa Solomon For Artnews, Robb Report, 28 Aug. 2026

The upper level family pool has an infinity-edge that empties into a lower-level adults-only pool with in-water loungers and whirlpool spa tubs. — Katie Riley, Southern Living, 27 Aug. 2026

The 2016 installation also expresses two of Kusama's characteristic themes, infinity and obsessive repetition, according to the art museum's description. — Bebe Hodges, Cincinnati Enquirer, 27 Aug. 2026