AIC
Also: aviation-induced cloudiness, aviation induced cloudiness, aircraft-induced cloudiness, aircraft induced cloudiness
"aviation-induced cloudiness"
This refers to the phenomena of aircraft contrails tending to produce Cirrus clouds from the original contrail produced by a passing aircraft.
Definition based on (revised from) IPCC AR4.
All IPCC definitions taken from Climate Change 2007: The Physical Science Basis. Working Group I Contribution to the Fourth Assessment Report of the Intergovernmental Panel on Climate Change, Annex I, Glossary, pp. 941-954. Cambridge University Press.