irritation, from Latin irrītātiō, from irrītāre, present active infinitive of irrītō (“I excite”). IPA(key): /ˌɪɹɪˈteɪʃən/ Rhymes: -eɪʃən irritation (countable
Experiencing a feeling of irritation. (pathology) Inflamed and painful. (experiencing a feeling of irritation): annoyed experiencing a feeling of irritation