I suggest starting with these online reference collections. But below there are titles of individual encyclopedias and dictionaries ... and links to some of them.
The current edition is online via Business Insights - Essentials. Use the "Search Within Results" box (upper left corner) to refine your search.
In print, we have a couple of older editions (1998 and 2000).
Extractives, manufacturing, and services: a historiographical and bibliographical guide by David O. Whitten and Bessie E. Whitten, editors
Call Number: Ref HC 103 .H19 1990 v.2
Infrastructure and services: a historiographical and bibliographical guide by David O. Whitten and Bessie E. Whitten, editors
Call Number: Ref HC 103 .H19 1990 v.3
Manufacturing: a historiographical and bibliographical guide by David O. Whitten and Bessie E. Whitten, editors
Call Number: Ref HC 103 .H19 1990 v.1
ISBN: 0313251983
A guide to the history of business in the US and sources about it ... Although this 3-volume set was begun in 1990, the latest volume is from 2000. See next two entries ...
Standard & Poor's Industry Surveys
Call Number: Ref HC 106.6 .S74
A classic reference source ...
Dictionaries
Understanding American business jargon: a dictionary by W. Davis Folsom