n.1.(Chem.) That which rectifies or refines; esp., a part of a distilling apparatus in which the more volatile portions are separated from the less volatile by the process of evaporation and condensation; a rectifier.
Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
References in periodicals archive ?
Federman's fictions emphasize the "platformatic," confrontational aspect of narration, involving competing agents at every level: "tellers" and "retellers," "scribblers" and "rectificators," protagonists and their alternative selves.
Both tellers are challenged by "a bunch of disgusting rectificators inquisitors interrupters ...