exostotic,a.|ɛksɒˈstɒtɪk| [f. as prec.: see -otic.] Of or pertaining to exostosis; of the nature of an exostosis. 1836Todd Cycl.Anat. I. 460/1 We distinguish a node from a truly exostotic growth by the rapidity of its formation.1875H. Walton Dis. Eyes 35 Exostotic spiculæ.