tarry cyst
[ tär′ē ]
n.
A cyst or collection of old blood that has a black appearance and is usually caused by endometriosis.
Words nearby tarry cyst
thalamus,
thalassa,
thalassaemia,
thalassemia,
thalassemia major,
tarry cyst,
thalasso-,
thalassocracy,
thalassocrat,
thalassography,
thalassotherapy