1. (Physical Geography) a high hill, esp a bare rocky one. 2. (Physical Geography) chiefly Southwest English a prominent rock or heap of rocks, esp on a hill. [Old English torr, probably of Celtic origin; compare Scottish Gaelic torr pile, Welsh twr]
Steps to Become a Nurse Practitioner. If you'd like to become a nurse practitioner, you can expect to complete somewhere between 6-8 years in training. You'll begin your career as a registered nurse (RN).
To become a geriatric nurse, you must become a registered nurse by first earning a Bachelor of Science in Nursing at an accredited four-year college or an associate degree or diploma. After graduation, you must pass a national licensing exam called the NCLEX-RN before you can practice as a nurse.