ˌdīəˈbräd.ə̇kə noun
Usage: capitalized
Etymology: New Latin, from Greek diabrōtikē, feminine of diabrōtikos corrosive, from (assumed) diabrōtos (verbal of diabibrōskein to consume, corrode, from dia- + bibrōskein to devour) + -ikos -ic — more at voracious
: a genus of small destructive leaf-eating beetles (family Galerucidae) that are usually greenish yellow with spots or stripes — compare cucumber beetle