Word of the Day - July 29, 2025
MERCURIAL
- any compound, esp a drug or medicine, that contains mercury [n -S]
- is usually used to describe someone whose mood changes quickly and unpredictably.
- means changing often or characterized by rapid and unpredictable changeableness of mood.
- of mercury
- of, relating to, or born under the planet Mercury.
- unpredictable
