Upward-flowing plant vessels

• Plant circulatory system
• Botanical nutrient conductor
• Wood tissue
• Water-transporting tissue in plants
• Phloem's cousin
• Axes rotten elm having woody tissue
• Tree tissue

Wikipedia Word definitions in Wikipedia
Xylem is one of the two types of transport tissue in vascular plants , phloem being the other. The basic function of xylem is to transport water from roots to shoot and leaves, but it also transports some nutrients . The word xylem is derived from the Greek ...

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
Xylem \Xy"lem\, n. [Gr. xy`lon wood.] (Bot.) That portion of a fibrovascular bundle which has developed, or will develop, into wood cells; -- distinguished from phlo["e]m.

Douglas Harper's Etymology Dictionary Word definitions in Douglas Harper's Etymology Dictionary
"woody tissue in higher plants," 1875, from German Xylem , coined from Greek xylon "wood" (see xylo- ).