What does COSD stand for?

MLA style: "COSD." Acronym Finder . 2012. AcronymFinder.com 28 May. 2012 <a href="http://www.acronymfinder.com/Cobbles-and-Sand-(lithological-term)-(COSD).html">http://www.acronymfinder.com/Cobbles-and-Sand-(lithological-term)-(COSD).html
Chicago style: Acronym Finder . S.v. "COSD." Retrieved May 28 2012 from <a href="http://www.acronymfinder.com/Cobbles-and-Sand-(lithological-term)-(COSD).html">http://www.acronymfinder.com/Cobbles-and-Sand-(lithological-term)-(COSD).html
APA style: COSD. (n.d.) Acronym Finder. (2012). Retrieved May 28 2012 from <a href="http://www.acronymfinder.com/Cobbles-and-Sand-(lithological-term)-(COSD).html">http://www.acronymfinder.com/Cobbles-and-Sand-(lithological-term)-(COSD).html

Cobbles and Sand (lithological term)

This definition appears very rarely

Other Resources:

Samples in periodicals archive:

It provides a range of surfaces, such as gravel, cobbles and sand, for patients to practise walking on in a safe environment.