incidental mention

An incidental mention won't really be enough for A-list consideration, but if you think special dispensation should be applied, please do feel free to justify.

From The Guardian ● Jun. 3, 2010

When he got up to make his speech extolling U.S.-British cooperation, he read from his Cabinet-approved little slips of blue paper until he came to an incidental mention of the word "Japan."

From Time Magazine Archive

In this dearth of authentic biography, we must be contented with such information concerning him, as either his own writings, or the incidental mention made of him by others, will furnish.

From Lives of the English Poets From Johnson to Kirke White, Designed as a Continuation of Johnson's Lives by Henry Francis Cary

The incidental mention of her and his brethren upon one occasion shows, however, what we cannot but infer, that she was one of his frequent attendants.

From Female Scripture Biographies, Volume II by Francis Augustus Cox

There are very many, however, of which I must make incidental mention.

From The Commercial Products of the Vegetable Kingdom Considered in Their Various Uses to Man and in Their Relation to the Arts and Manufactures; Forming a Practical Treatise & Handbook of Reference for the Colonist, Manufacturer, Merchant, and Consumer, on the Cultivation, Preparation for Shipment, and Commercial Value, &c. of the Various Substances Obtained From Trees and Plants, Entering into the Husbandry of Tropical and Sub-tropical Regions, &c. by P. L. Simmonds