cousinal

From cousin +‎ -al.

cousinal (comparative more cousinal, superlative most cousinal) (rare)

1. Of or relating to a cousin.
   • 1914, Karl Pearson, The Life, Letters and Labours of Francis Galton, →ISBN, page 334; republished United States: Cambridge University Press, 2011:

     Buf if anything the avuncular correlation is less than the cousinal, and accordingly I am not sure that the age and environmental differences would do more than equalise their values.

   • 1975, The Family Search of Clarence Rice Owens, page 10:

     First cousinal marriages were very frequent in colonial Maryland.

   • 1985, Galton Laboratory, Selected Eugenics Laboratory Memoirs, →ISBN, page 12:

     As defining the types there are two considerations to be noted, (i) a difference of sex in either generation, parental or cousinal, and (ii) a change of sex in descent.

   • 1995, M. David Detweiler, The Tree of Life, Stackpole Books, →ISBN, page 166:

     He did not ask Nora how much she knew, not wanting to raise the judgment Rairia had made it clear that not only herself but Nora and Lim and Gwen and Nance and probably the whole family to its furthest cousinal reaches as well as the Regional Planning Board and their local dry cleaner had darkly passed on him.

• consobrinal

• Nicolaus, unsocial