Bloomfield, Leonard Syllabification: (Bloom·field, Leonard)Pronunciation: /ˈblo͞omˌfēld/Definition of Bloomfield, Leonard (1887–1949), US linguist. One of the founders of American structural linguistics, his primary aim was to establish linguistics as an autonomous and scientific discipline. He wrote Language (1933). Bloomfield, Leonard in other Oxford dictionaries Definition of Bloomfield, Leonard in the British & World English dictionary