Universal Design

Definition
‘The design and composition of an environment so that it may be accessed, understood and used:
i. To the greatest possible extent
ii. In the most independent and natural manner possible
iii. In the widest possible range of situations
iv. Without the need for adaptation, modification, assistive devices or specialised solutions, by any persons of any age or size or having any particular physical, sensory, mental health or intellectual ability or disability […]’ (Ireland, 2005: 46).

References
Ireland. 2005. Oireachtas. Disability Act 2005. Dublin: Oireachtas. Retrieved from: http://www.irishstatutebook.ie/eli/2005/act/14/section/52/enacted/en/html