unifamilial

u·ni·fa·mil·i·al

(yū'nē-fă-mil'ē-ăl),
Relating to or occurring in a single family; denoting especially a nervous disease attacking several of the children in the same family in which no hereditary trait is apparent.
References in periodicals archive ?
Le secteur unifamilial a diminue de 8,5% (41) pendant que le secteur des immeubles a bureaux diminuait de 23%, les centres commerciaux de 14,8% et l'industrie de 22,4% (42).