helioseismology

== English == === Etymology === From helio- +‎ seismology. === Noun === helioseismology (uncountable) The study of the propagation of pressure waves in the Sun. 2012, T. L. Duvall, Jr., S. M. Hanasoge, Subsurface Supergranular Vertical Flows as Measured Using Large Distance Separations in Time-Distance Helioseismology, Solar Physics, reprinted in 2014, Nagi N. Mansour, Alexander G. Kosovichev, Rudolf Komm, Dana Longcope (editors), Solar Dynamics and Magnetism from the Interior to the Atmosphere, Springer, page 71, We find that the large-separation travel times associated with supergranulation cannot be studied using the standard phase-speed filters of time–distance helioseismology. ==== Derived terms ==== helioseismologist ==== Related terms ==== helioseismic helioseismological ==== Translations ==== === See also === asteroseismology astroseismology