n.
Pronunciation: ' r ī -z ə r
Function: noun
Date: 15th century
1 : one that rises (as from sleep)
2 : the upright member between two stair treads
3 : a stage platform on which performers are placed for greater visibility
4 : a vertical pipe (as for water or gas) or a vertical portion of an electric wiring system
5 : one of the straps that connects a parachutist's harness with the shroud lines