| adv. | 1. | In an irregular manner. |
| Adv. | 1. | irregularly - in an irregular manner; "the patient is breathing irregularly" Antonyms: regularly - in a regular way without variation; "try to breathe evenly" |
| 2. | irregularly - having an irregular form; "irregularly shaped solids" Antonyms: regularly - having a regular form; "regularly shaped objects" | |
| 3. | irregularly - in an irregular manner; "her letters arrived irregularly" Synonyms: on an irregular basis Antonyms: on a regular basis, regularly - in a regular manner; "letters arrived regularly from his children" | |
| 4. | irregularly - in an irregular manner; "the stomach mucosa was irregularly blackened" |