[mod. f. as prec. + -GRAPHY. Cf. mod.L. cometographia, F. cométographie.] Description of comets; that part of astronomy which treats of comets.
1665–6. Phil. Trans., I. 104. Hevelius, in his Prodromus (by him so called because it is as a Harbinger to his Cometography).
1686. Goad, Celest. Bodies, III. ii. 439.
1876. G. F. Chambers, Astron., 914.
