annulet
/ˈænjʊlɪt/noun
1
- Architecture a small fillet or band encircling a column【建筑】（柱子）圆箍线。
2
- Heraldry a charge in the form of a small ring【纹章】小环图记。
词源
late Middle English （in the general sense 'small ring'）： from Old French anelet, from Latin anulus, annulus 'ring' + -ET1. The spelling change in the 16th cent. was due to association with the Latin.