Definition: one of the horny ribs that stiffen and support the wing of an insect
Similar words: rib
Definition: a riblike supporting or strengthening part of an animal or plant
Definition: any of the vascular bundles or ribs that form the branching framework of conducting and supporting tissues in a leaf or other plant organ
Similar words: vascular bundle, vascular strand, fibrovascular bundle
Definition: a unit strand of the vascular system in stems and leaves of higher plants consisting essentially of xylem and phloem