As-trōm'e-ter, n.
n. [Gr. ἄστρον, star, and μέτρον, measure.] (Astron.) (a.) An instrument for comparing the light of stars in respect to intensity. (b.) One who measures the light of the stars.
n. [Gr. ἄστρον, star, and μέτρον, measure.] (Astron.) (a.) An instrument for comparing the light of stars in respect to intensity. (b.) One who measures the light of the stars.