morphology
/mɔ:ˈfɔlədʒɪ; mɔr`fɑlədʒɪ/ n[U]
1 (biology 生) scientific study of the form and structure of animals and plants 形态学.
2 (linguistics 语言) study of the morphemes of a language and how they are combined to make words 形态学. Cf 参看 grammar 1, syntax.