A method or plan to avoid a problem or obstacle, often used in technical or business contexts.
Is there a workaround for this bug?
We came up with a workaround to avoid the security issue.
解決策 means a solution that resolves the problem, whereas 回避策 is a temporary or indirect way to bypass it.
Compound of 回避 (かいひ, 'avoidance') and 策 (さく, 'plan' or 'measure').