oxford views updated Jun 11 2018
dis·ser·ta·tion / ˌdisərˈtāshən/ •
n. a long essay on a particular subject, esp. one written as a requirement for the Doctor of Philosophy degree: Joe wrote his doctoral dissertation on Thucydides | fig. she went on then into a dissertation on her family's love of Ireland. DERIVATIVES: dis·ser·ta·tion·al / -shənl/ adj.
oxford views updated May 23 2018
†discussion; spoken or (usu.) written discourse containing a discussion at length. XVII. — L. dissertātiō
, f. dissertāre
discuss, debate, frequent. of disserere
treat, examine, discourse, f. DIS- 1
join, connect, join words in composition.