a drug or medical treatment that reduces pain without curing the cause of the pain

Most of the AIDS research community were either working on vaccines for prevention or on stronger palliatives.

The substance has been consumed as a palliative by indigenous groups in Appalachia.

something that makes a problem seem less serious but does not solve the problem or make it disappear

We want long-term solutions, not short-term palliatives. 我们需要长期的解决方法，而非短期的权宜之计。

Knitting became a palliative for Mary as the long miserable days stretched out ahead.