ˌbərthəˈlēsh(ē)ə noun
Usage: capitalized
Etymology: New Latin, after Comte Claude L. Berthollet died 1822 French chemist + New Latin -ia
: a genus of tall So. American trees (family Lecythidaceae) having flowers with six petals and a 2-parted deciduous calyx succeeded by hard-shelled capsules — see brazil nut