The likelihood or potential for something to occur; the degree that something is possible.
明日は雨が降る可能性が高い。
There is a high possibility it will rain tomorrow.
この薬が副作用を起こす可能性は低いと報告された。
It was reported that the likelihood of this medicine causing side effects is low.
留学する可能性について家族と相談した。
I discussed the possibility of studying abroad with my family.
そのプランが成功する可能性は十分にある。
There is a good chance that the plan will succeed.