stereotype (n.) Look up stereotype at Dictionary.com
1798, "method of printing from a plate," from French stéréotype (adj.) "printing by means of a solid plate of type," from Greek stereos "solid" (see sterile) + French type "type." Noun meaning "a stereotype plate" is from 1817. Meaning "image perpetuated without change" is first recorded 1850, from the verb in this sense, which is from 1819. Meaning "preconceived and oversimplified notion of characteristics typical of a person or group" is recorded from 1922. Stereotypical is attested from 1949.