Built Environment: According to the CDC, the built environment is human-formed, developed, or structured areas.
http://www.cdc.gov/healthyplaces/terminology.htm (accessed 04/28/05)

Environmental Press: Initially described by Lawton & Nahemow, this construct suggests that the environment surrounding the individual affects the challenge presented by particular activities. The degree to which the environment presents challenges will increase the environmental press. Reducing it can make an activity easier to accomplish.

Lawton, M.P. & Nahemow, L. (1973). Ecology and the aging process. In C. Eisdorfer & M.P. Lawton (Eds.), Psychology of adult development and aging (pp. 657-668). Washington, DC: American Psychological Association

Procedural Memory: Memory for habitual actions, requiring little or no problem solving or higher order cognition. Individuals with dementia often retain procedural memory long after higher order cognition is impaired.
http://ahsmail.uwaterloo.ca/kin356/proced/procedmem.htm (accessed 05/04/05)
http://www.answers.com/topic/procedural-memory (accessed 05/04/05)

Universal Design: According to the Center for Universal Design , universal design is "the design of products and environments to be usable by all people, to the greatest extent possible, without the need for adaptation or specialized design.
For more information, go to: http://www.design.ncsu.edu/cud/