taxonomy
n.
"science of classification," 1819, from French taxonomie (1813), coined irregularly from Greek taxis "arrangement" (see tactics) + -nomia "method," from -nomos "managing," from nemein "manage" (see numismatic). Related: Taxonomic; taxonomist.
〔李〕n. 分类学 [taxo =arrangement] ←-nomy [GK] =the law or science of表示“⋯法；⋯学”