1. (a.) Consisting of, or containing, vessels as an essential part of a structure; full of vessels; specifically (Bot.), pertaining to, or containing, special ducts, or tubes, for the circulation of sap.

2. (a.) Operating by means of, or made up of an arrangement of, vessels; as, the vascular system in animals, including the arteries, veins, capillaries, lacteals, etc.

3. (a.) of or pertaining to the vessels of animal and vegetable bodies; as, the vascular functions.

4. (a.) of or pertaining to the higher division of plants, that is, the phaenogamous plants, all of which are vascular, in distinction from the cryptogams, which to a large extent are cellular only.

Autobahn US highway alley alleyway arterial highway arterial street artery autoroute autostrada avenue belt highway blind alley boulevard bypass byway camino real capillary carriageway causeway causey chaussee circumferential close corduroy road county road court crescent cul-de-sac dead-end street dike dirt road drive driveway expressway freeway gravel road highroad highway highways and byways interstate highway lane local road main drag main road mews motorway parkway pave paved road pike place plank road primary highway private road right-of-way ring road road roadbed roadway route nationale row royal road secondary road speedway state highway street superhighway terrace thoroughfare through street thruway toll road township road turnpike vascular veinous venose venous vesicular wynd