(obsolete) Any of the plants known as mercury, especially the annual mercury or French mercury (Mercurialis annua).

(comparable) Having a lively or volatile character; animated, changeable, quick-witted.

plural of mercurial

In a mercurial manner.

Chronic mercury poisoning.

plural of mercuriality

Mercurial behaviour.

Quality of being mercurial; mercuriality.

simple past tense and past participle of mercurialize

Third-person singular simple present indicative form of mercurialize