[2] 単一の資源の異なる表現のことを異体 (variant) (変種) といいます。
variantA resource may have one, or more than one, representation(s) associated with it at any given instant. Each of these representations is termed a {2068} `variant.' {2616} `varriant'. {Errata <IW:RFCErrata:2616>} `variant'. Use of the term `variant' does not necessarily imply that the resource is subject to content negotiation.
異体