dīˈkrānəm noun
Usage: capitalized
Etymology: New Latin, from Greek dikranon, neuter of dikranos two-headed, from di- + -kranos (from kranion skull, head) — more at cranium
: a large genus (the type of the family Dicranaceae) comprising mosses of the order Dicranales that have costate leaves, a cleft or bifid peristome, and long-stalked capsules