What is the meaning of Armilla?

An armband awarded as a military decoration in Ancient Rome.

A ring of hair or feathers on the legs.

Alternative form of armill.

The frill of the stipe of agarics left attached on the expansion of the pileus, initially forming a covering of the hymenium.

waistcoat, vest

adessive singular of armi

armilla (armband awarded as a military decoration in Ancient Rome)

armil

annulet

dog collar

bracelet, armlet

metal hoop, ring or ferrule

diminutive of arma

armill, armillary sphere (ancient astronomical instrument)

bracelet

Source: wiktionary.org