ˌ ̷ ̷ ̷ ̷ˌ ̷ ̷rēˈāsēˌē noun plural
Usage: capitalized
Etymology: New Latin, from Sigillaria, type genus + -aceae
: a family of arborescent Carboniferous club mosses (order Lepidodendrales) that have the trunks marked with vertical rows of leaf scars suggesting seals
• sig·il·lar·i·a·ce·ous | ̷ ̷ ̷ ̷ˌ ̷ ̷ ̷ ̷|āshəs adjective