— botryoidally , adv.
/bo'tree oyd"l/ , adj. Mineral.
having the form of a bunch of grapes: botryoidal hematite.
Also, botryoid, botryose .
[ 1810-20; botryoeid ( és ) shaped like a bunch of grapes ( bótry ( s ) bunch of grapes + -oeides -OID) + -AL 1 ]