Association refers to a linkage between two psychological processes or representations as a result of past experience in which the two have occurred together.
"Association" is in the ISIC Code "9900"
-- Extra-territorial organizations and bodies
-- ... the Petroleum Exporting Countries, the European Communities, the European Free Trade Association etc.
"Association" is in the NAICS Code "522294"
-- Secondary Market Financing
-- Federal National Mortgage Association (FNMA)
Other /More definition:
Association refers to a connection or link between two (2) units or elements.
List of books: Association