[f. next + -IST.] One who studies or discourses on cosmology.
1792. Geddes, Bible, I. Pref. p. ii. (R.). According to the Hebrew cosmologist, the Earth was, before the six days creation, a desolate waste.
1830. Lyell, Princ. Geol., I. 25. As cosmologists were not at all restricted, in building their systems, to the agency of known causes.
1886. Morley, Comte, Crit. Misc. III. 345. Humboldt the cosmologist.