4. In this Schedule, in relation to England and Wales—
“accommodation for residential care” means, subject to paragraphs 12 and 13, either—
an establishment to which paragraph 5 applies, or
a group of specially provided dwellings which meets the condition specified in paragraph 6;
“mental disorder” means mental illness, arrested or incomplete development of mind, psychopathic disorder, and any other disorder or disability of mind;
“psychopathic disorder” means a persistent disorder or disability of mind (whether or not including significant impairment of intelligence) which results in abnormally aggressive or seriously irresponsible conduct on the part of the person concerned; and
“right to buy dwelling” is a dwelling owned by a person who bought the dwelling in exercise of his right to buy under Part V of the Housing Act 1985 or any successor in title of such a person.