n. [ Gr. &unr_; joint + E. spore. ] (Bacteriol.) 1. A bacterial resting cell, -- formerly considered a spore, but now known to occur even in endosporous bacteria. [ Webster 1913 Suppl. ]
2. one of the small conidia occurring arranged in chains in certain fungi. Called also oidium. [ PJC ]
-- Ar`thro*spor"icAr*thros"po*rous a. [ Webster 1913 Suppl. ]