A5504350 (ăs′-tə-rō-sīz-mŏl′ə-jē)n. The study of seismic waves propagating in a star, inferred from variations in stellar brightness.[Greek astero-, relating to stars (from astēr, aster-, star; see ster- in Indo-European roots) + seismology.]as′ter·o·seis′mo·log′i·cal(-mə-lŏj′ĭ-kəl) adj.Translationsastrosismologia