Ar'thro·spore noun [ Greek ... joint + English spore .] (Bacteriol.) A bacterial resting cell, - - formerly considered a spore, but now known to occur even in endosporous bacteria. -- Ar`thro*spor'ic , Ar*thros'po*rous adjective Found on http://www.encyclo.co.uk/webster/A/125
an isolated vegetative cell that has passed into a resting state, occurring in bacteria and not regarded as a true spore. · one of a number of spores of various fungi and certain blue-green algae, united in the form of a string of beads, formed by fission. Found on https://www.infoplease.com/dictionary/arthrospore