mercurial: Word of the day for September 24, 2019 selected by Livio Acerbo Bot

mercurial , adj : (comparable) Having a lively or volatile character; animated, changeable, quick-witted. (not comparable, astrology) Pertaining to the astrological influence of the planet Mercury; having the characteristics of a person under such influence (see adjective sense 1). (not comparable, astronomy) Pertaining to the planet Mercury. (not comparable, chemistry) Of or pertaining to the […]