| perionyx | Remnant of the eponychium remaining in the narrow fold overlapping the proximal part of the lunula found beginning in the 8th month of pregancy and remaining throughout life. Origin: peri-+ G. Onyx, nail (05 Mar 2000) |
|---|---|
| perionyxis | 1. Inflammation of the perionychium. Synonym: perionyxis. 2. Plural of perionychium. (05 Mar 2000) |