Aviation abbreviation

CCSL

CCSL stands for “standing lenticular cirrocumulus” (Weather usage). Got a NOTAM full of contractions? Paste it into the decoder.

Related abbreviations

CCCCACCASCCCCCDCCFCCFPCCLDSCCLKOBCCLKWSCCRUCCRZ

Source: FAA Order JO 7340.2 Contractions. Not for operational use.