ləˈnad.əˌsīd noun
( -s )
Etymology: New Latin lanata (specific epithet of Digitalis lanata, from Latin, feminine of lanatus woolly) + English -oside
: any of three poisonous crystalline cardiac steroid glycosides occurring in the leaves of a foxglove ( Digitalis lanata ):
a. : the glycoside C 49 H 76 O 19 yielding digitoxin, glucose, and acetic acid on hydrolysis — called also lanatoside A
b. : the glycoside C 49 H 76 O 20 yielding gitoxin, glucose, and acetic acid on hydrolysis — called also lanatoside B
c. : the bitter glycoside C 49 H 76 O 20 yielding digoxin, glucose, and acetic acid on hydrolysis and used similarly to digitalis — called also lanatoside C