词根词缀：meta-, met-, meth-

【来源及含义】Greek: after, behind, beyond; changed in form, altered; higher [used to designate a higher degree of a branch of science]

【同源单词】acrometagenesis, allochemical metamorphism, atmometamorphism, brachymetapody, digitometatarsal, ectrometacarpia

词根词缀：metho-, meth-

【来源及含义】a combining form meaning methyl

【同源单词】methane, methanogen, methanogenesis, methanogenic, methanol, methanolic