1o_ Mode , class , variant of a case . It is also understood as the determining model, as the reference for its peers. 2nd_ Indeterminate Person or Subject; if you're talking about someone then it's a way to mention them without saying the name. 3o_ In print is each of the molds with an embossed character to mark it with ink on the paper. 4th_ Taxonomic group, subdivided into classes . A similar term was used in programming for types or data class typing.