ˌbasə̇ˌlerēˈāsēˌē noun plural
Usage: capitalized
Etymology: New Latin, from Bacillaria, type genus (from Medieval Latin bacillus small rod + New Latin -aria ) + -aceae — more at bacillus
in some especially former classifications : a family equivalent to Bacillariophyceae
• bac·il·la·ri·a·ceous | ̷ ̷ ̷ ̷| ̷ ̷ ̷ ̷|āshəs adjective