podophyllum
noun
podo·phyl·lum ˌpä-də-ˈfi-ləm 
: the dried rhizome and rootlet of the mayapple that is used as a caustic or as a source of the more effective podophyllin
Word History
Etymology
New Latin, from Podophyllum, genus of herbs including the mayapple
First Known Use
1842, in the meaning defined above
Medical Definition
podophyllum
noun
podo·phyl·lum -ˈfil-əm
1
capitalized : a small genus of herbs (family Berberidaceae) that have poisonous rootstocks and large fleshy sometimes edible berries
2
plural podophylli -ˈfil-ˌī or podophyllums : the dried rhizome and rootlet of the mayapple (Podophyllum peltatum) that is used as a caustic or as a source of the more effective podophyllin
or podophyllums : the dried rhizome and rootlet of the mayapple (Podophyllum peltatum) that is used as a caustic or as a source of the more effective podophyllin