'Tumefaction' definitions:

Definition of 'tumefaction'

(from WordNet)
noun
The process of tumefying; the organic process whereby tissue becomes swollen by the accumulation of fluid within it

Definition of 'Tumefaction'

From: GCIDE
  • Tumefaction \Tu`me*fac"tion\, n. [Cf. F. tum['e]faction.] The act or process of tumefying, swelling, or rising into a tumor; a tumor; a swelling. --Arbuthnot. [1913 Webster]