micturition
noun
mic·tu·ri·tion ˌmik-chə-ˈri-shən 
ˌmik-tə-
: the act or process of micturating : urination
As the bladder fills, spinal sensory afferents relay this information to a region in the pons that coordinates micturition.
Susan Iversen et al.
Susan Iversen et al.
Word History
First Known Use
1686, in the meaning defined above
Medical Definition
micturition
noun
mic·tu·ri·tion ˌmik-chə-ˈrish-ən ˌmik-tə-
ˌmik-tə- : urination