| ̷ ̷ ̷ ̷ˌ ̷ ̷ˌtirēˈāsēˌē noun plural
Usage: capitalized
Etymology: New Latin, from Caulobacter, type genus + -aceae
: a family of nonfilamentous free-living aquatic bacteria that form stalks or zoogleal masses of ferric hydroxide or gum and that are now usually placed in the order Pseudomonadales though they are sometimes especially in former classifications included in Enbacteriales or isolated in a separate order — see caulobacter , caulobacterales