ˈgrafēəm noun
Usage: capitalized
Etymology: New Latin, from Latin, stylus, from Greek grapheion pencil, paintbrush, from graphein to write — more at carve
: a form genus of imperfect fungi (family Stilbellaceae) with dark-colored coremia many of which (as the parasite of Dutch elm disease) have been determined to be conidial stages of members of the genus Ceratostomella