Definition of asteroseismology in US English:

asteroseismology

noun

Astronomy
  • The study of the interior of stars by the observation and analysis of oscillations at their surface.

Origin

1980s; earliest use found in Nature: a weekly journal of science. From ancient Greek ἀστερο-, combining form of ἀστήρ star + seismology.

Pronunciation

asteroseismology

/ˌastərəʊsʌɪzˈmɒlədʒi/