helioseismology

noun he·lio·seis·mol·o·gy \ ˌhē-lē-ō-sīz-ˈmä-lə-jē , -sīs- \

Definition of helioseismology

:the study of vibrations in the material that makes up the Sun
  • Scientists have discovered that the sun is vibrating, and they can detect this “global oscillation” using the new techniques of “helioseismology,” which are similar to those used in terrestrial seismology.
  • —Madeleine JacobsChicago Tribune29 Dec. 1985

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First Known Use of helioseismology

1979


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