The Collaborative International Dictionary of English v.0.48:
Actinomycetales \Actinomycetales\ n. 1. 1 filamentous or rod-shaped bacteria. Syn: order Actinomycetales [WordNet 1.5]WordNet (r) 3.0 (2006):
Actinomycetales n 1: filamentous or rod-shaped bacteria [syn: Actinomycetales, order Actinomycetales]