cao

/K AW1/
noun
  1. 1

    A surname.

  2. 2

    A county in Heze Prefecture, Shandong, China.

  3. 3

    (historical) A state of ancient China during the Zhou dynasty.

  4. 4

    (Ireland) Initialism of Central Applications Office, the official body tasked with handling applications for students' first year of college.

adjective
  1. 1

    (medicine) Initialism of conscious, alert and oriented. [Alert, awake; with one's mental faculties active.]