/?nɑ?n?v?s.kj?.l?/biology,medicalspecializednotrelatingto or consisting ofbloodvessels(=tubesthatcarrybloodin a person's or animal'sbody):Mortality is 50%higherwhen thecauseisvascularthan when it is nonvascular.Cartilage is a non-vascularconnectivetissuefoundin thebodythat issofterthanbone.biology,medicalspecializedA nonvascularplantdoes not havespecialtissue, calledxylemandphloem, thatcarrieswaterandfoodaround it:Mosses and liverworts areexamplesof nonvascularplants.More examples
Neurosurgeons make use of anumberof nonvascularprocedures.
Thedoctorbelievedthat theheadachewascausedby a nonvasculardisorder.