Late 17th century; earliest use found in John Goad (1616–1689), headmaster and meteorologist. From post-classical Latin cometographus + -er; compare -ographer.
Definition of cometographer in US English:
cometographer
nounkɒmɪˈtɒɡrəfə
historical
A person who studies or describes comets.
Origin
Late 17th century; earliest use found in John Goad (1616–1689), headmaster and meteorologist. From post-classical Latin cometographus + -er; compare -ographer.