anthracoid,a.Biol.|ˈænθrəkɔɪd| [f.Gr. ἄνθρακ- (see anthrax) + -oid.] Resembling, or having like nature to, anthrax. 1881Daily News 19 Sept. 5/3 Of course the ‘attenuated anthracoid microbe’ is not a panacea.1883Chamb.Jrnl. 28 The germs of splenic fever called anthracoid microbes.