1.  inside;  within
2.  while (e.g. one is young);  during;  within (e.g. a day);  in the course of
3.  among;  amongst;  (out) of;  between
as 〜のうち
Noun
Usually written in kana
4.  in (secret, chaos, poverty, etc.);  amidst;  with (e.g. success)
also 裡, 裏; as 〜のうちに after a noun representing a state or condition
5.  within oneself;  one's feelings;  inner thoughts