|Definition: Two or more climate model runs made with the exact same climate model, and using the exact same boundary forcings, where the only difference between the runs is the initial conditions.|
Example Usages -
1. "Climate models are an imperfect representation of the earth’s climate system and climate modelers employ a technique called ensembling to capture the range of possible climate states.
(Source: Climate Change Shapefiles IPCC Scenarios and Storylines )