CCN has various meanings in the Climatology category. Discover the full forms, definitions, and usage contexts of CCN in Climatology.
Cloud condensation nuclei (also known as cloud seeds) are small particles typically 0.2 µm, or 1/100th the size of a cloud droplet on which water vapour condenses. Water requires a non-gaseous surface to make the transition from a vapour to a liquid this process is called condensation.
ClimatologyLast updated: