The phrase "a customary definition" is correct and usable in written English.
You can use it when referring to a definition that is widely accepted or traditionally recognized within a particular context or field.
Example: "In the context of legal terminology, a customary definition of 'contract' refers to an agreement between parties that is enforceable by law."
Alternatives: "a traditional definition" or "a standard definition".
However, if domains with boundaries of highly less smoothness (even nonrectifiable or fractal) are allowed, then customary definition of the Cauchy integral falls, but the boundary value problems keep their interest and applicability.
Group A: customary treatment.
Drawing from anthropological perspectives on personhood at the beginnings and ends of life, it examines the implications of competing religious and customary definitions of personhood for a small sample of young British Pakistani Muslim women who experienced miscarriage and stillbirth.
That all effects have causes is true by virtue of the (customary) definitions of cause and effect; it is a purely formal or logical truth.
I would conclude, then, that the vignette with which I introduced this article illustrates not a simple 'clash' of Islamic and 'western values' but contestations of customary definitions of life and Islamic personhood that offer insights into the changing social and cultural contexts in which pregnancy loss and infant death are experienced and negotiated.
His love affair with gauzy obscurity, his resistance to customary definitions of contour and line, his shameless rejoicing in the mucky density of oils or in the wayward leaks and bleeds of watercolors — these were condemned as reprehensible self-indulgence.
He did it with a customary flourish.
Spain has developed a customary response to these attacks.
A customary feast, if not of roast beast?
By R. S. Ogden and Wolcott Gibbs The New Yorker, November 16, 1940 P. 11 Final definition of the outlander, as set down in the house rules of a Boston club: "Strangers" are persons not having a customary place of business or residence or study in the city of Boston or within twenty miles therefrom".
