Xylem transports water and solutes from the roots to the leaves, while phloem transports food from the leaves to the rest of the plant. Transpiration is the process by which water evaporates from the leaves, which results in more water being drawn up from the roots.
Definition of hyper. 1  1 : high-strung, excitable; also : highly excited was a little hyper after drinking too much coffee. 2  2 : extremely active hyper children.
Freebase (0.00 / 0 votes) Rate this definition: Hippopotamus. The hippopotamus, or hippo, from the ancient Greek for river horse, is a large, mostly herbivorous mammal in sub-Saharan Africa, and one of only two extant species in the family Hippopotamidae. After the elephant and rhinoceros, the hippopotamus is the third largest type of land mammal and the heaviest extant artiodactyl.