Causing irritation or inflammation. / (law, Scotland) Rendering null and void; conditionally invalidating.

Any medication designed to cause irritation / A source of irritation.

present participle of irritate

Causing irritation, annoyance or pain. / Stimulating or exciting a response.

The quality of being irritable.

plural of irritator

Third-person singular simple present indicative form of irritate

plural of irritableness

plural of irritable heart

(archaic, medicine, uncountable) Neurocirculatory asthenia. / (archaic, medicine, countable) A person's heart affected by this condition.