n.
Pronunciation: i- ' d ē -m ə
Function: noun
Etymology: New Latin, from Greek oid ē ma swelling, from oidein to swell; akin to Armenian aytnu- swell, Old English ā tor poison
Date: 15th century
1 : an abnormal infiltration and excess accumulation of serous fluid in connective tissue or in a serous cavity ― called also dropsy
2 a : watery swelling of plant organs or parts b : any of various plant diseases characterized by such swellings
– edem · a · tous \ - ' de-m ə -t ə s \ adjective