A / annŏtātor
noun

annŏtātor

gen. annŏtātōris · gender masculine · decl. 3rd
(), , annoto.
An observer; remarker
An observer, remarker (post-Aug.): Non ante medium diem distentus solitariā cenā spectator adnotatorque convivis tuis immines, Plin. Pan. 49.—
the controller of the annual income
In the jurists, the controller of the annual income, Cod. Th. 12, 6, 3.