What does ICSZ stand for?

What does ICSZ mean?

ICSZ	Transamerica Leasing Incorporated (formerly ICS Industries) Regional » Railroads
ICSZ	Inter-Community School of Zurich Community » Schools
ICSZ	Complex Integer Size Computing » Assembly
ICSZ	International Congress on Soil Zoology and Ecology Academic & Science » Botany
ICSZ	International Congress on Soil Zoology and Ecology Community » Conferences
ICSZ	International Congress on Soil Zoology and Ecology Governmental » Environmental
ICSZ	Ice Covered Shelf Zone Academic & Science » Ocean Science
ICSZ	Ice Covered Shelf Zone Academic & Science » Geology