varietal (adj.)youdaoicibaDictYouDict[varietal 词源字典]
"having the characteristics of a variety," 1849, a biologists' word, from variety + -al (1). In reference to wines, "made from a single variety of grape," first attested 1941, American English. As a noun, in this sense, attested from 1955. Related: Varietally.[varietal etymology, varietal origin, 英语词源]