The Collaborative International Dictionary of English v.0.48:
Edematous \E*de"ma*tous\, or Edematose \E*de"ma*tose`\, a. (Med.) Same as [oe]dematous. [1913 Webster]WordNet (r) 3.0 (2006):
edematous adj 1: swollen with an excessive accumulation of fluid [syn: edematous, dropsical]