analyzer (n.)

c. 1600, of material things, "to dissect, take to pieces," from French analyser, from the noun analyse "analysis" (see analysis). Of literature, "examine critically to get the essence of," from 1610s; the meaning in chemistry ("resolve a compound into elements") dates from 1660s. The general sense of "to examine closely" dates from 1809; the psychological sense is by 1909. Related: Analyzed; analyzing.