having bones especially many or prominent bones; "a bony shad fillet"; "her bony wrist"; "bony fish"
very thin especially from disease or hunger or cold; "emaciated bony hands"; "a nightmare population of gaunt men and skeletal boys"; "eyes were haggard and cavernous"; "small pinched faces"; "kept life in his wasted frame only by grim concentration"
not subject to the control of the will; "involuntary manslaughter"; "involuntary servitude"; "an involuntary shudder"; "It (becoming a hero) was involuntary. They sank my boat"- John F.Kennedy
controlled by the autonomic nervous system; without conscious control; "involuntary muscles"; "gave an involuntary start"
not capable of being conquered or vanquished or overcome; "a tribute to his courage...and his unconquerable will"- R.E.Danielson; "faced unconquerable difficulties"
existing for a long time; "hopes for a durable peace"; "a long-lasting friendship"
very long lasting; "less durable rocks were gradually worn away to form valleys"; "the perdurable granite of the ancient Appalachian spine of the continent"
serviceable for a long time; "durable denim jeans"