penannular

[prettygoodword]

penannular (pen-AN-yuh-ler) - adj., forming an almost complete circle.


That is, a ring with a break or opening. Used most often to describe brooches in this form, typically with a pin to complete the fastening:


Thanks, WikiMedia!

Coined around 1850 from Latin roots pene-, almost + ānulāris, ring-shaped (from ānulus, diminutive of anus, ring).

---L.