Definition of asteroseismology
: the study of vibrations in the material that makes up stars Also covered is the development of asteroseismology, including the impressive results obtained from analysis of oscillations of white dwarfs, and the early results from emerging studies of solar-like oscillations in other stars. — Jorgen Christensen-Dalsgaard, Nature, 8 Jan. 2004
asteroseismologist\ˌa-stə-(ˌ)rō-sīz-ˈmä-lə-jist, -sīs-\ play noun, plural
asteroseismologistsAsteroseismologists measure the rhythmic flickers of stars, which act a bit like the star's pulse, to determine the mass, diameter, age and even the inner composition of the star. — Laura Snider, Daily Camera (Boulder, Colorado), 26 Oct. 2010
Love words? You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.
Join MWU now and get access to America’s largest dictionary, with:
- 300,000 words that aren't in our free dictionary
- Expanded definitions, etymologies, and usage notes
- Advanced search features
- Ad free!
Origin and Etymology of asteroseismology
astero- + seismology (after helioseismology “the study of solar oscillations”) ◆The word was used, if not introduced, by the British astronomer Douglas Gough in “Oscillations as a probe of the Sun’s interior,” Nature, vol. 304/no. 5928 (August 25, 1983), pp. 689-90; the article is a report on a conference with the same title held at the University of Catania on June 20-24, 1983.
First Known Use: 1983
Seen and Heard
What made you want to look up asteroseismology? Please tell us where you read or heard it (including the quote, if possible).