adv. [f. prec. + -LY2.] In a sonorous manner.
1653. H. More, Antid. Ath., III. ix. (1712), 117. Smacking and grunting very sonorously.
1670. G. H., Hist. Cardinals, II. II. 173. That pure Evangelical River, that purles so sweetly and sonorously in the ears of the Faithful.
18227. Good, Study Med. (1829), II. 410. The patient breathed sonorously, but without stertor.
1865. Mrs. Whitney, Gayworthys, ix. The voice rang out once againstartlinglysonorously.