word
Relativity
rel-ah-TIV-ih-tee
/ˌrɛləˈtɪvɪtiː/Listen
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Syllable breakdown
relativity
Dictionary meaning
Einstein's theories describing how space, time, and gravity are interrelated — Special Relativity (1905): time slows and mass increases near the speed of light; General Relativity (1915): gravity is the curvature of spacetime; GPS satellites require relativistic corrections to remain accurate
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