mor·phol·o·gy 
(môr-fŏlə-jē)
(môr-fŏlə-jē)n. pl. mor·phol·o·gies
1.
a. The branch of biology that deals with the form and structure of organisms without consideration of function.
b. The form and structure of an organism or one of its parts: the morphology of a cell; the morphology of vertebrates.
2. Linguistics The study of the structure and form of words in language or a language, including inflection, derivation, and the formation of compounds.
mor′pho·logi·cal (-fə-lŏjĭ-kəl), mor′pho·logic adj.
mor′pho·logi·cal·ly adv.
mor·pholo·gist n.