sol·ler·et 
(sŏl′ə-rĕt)
(sŏl′ə-rĕt)n.
A steel shoe made of overlapping plates, forming a part of a medieval suit of armor.
[French, from Old French, diminutive of soller, shoe, from Late Latin subtēlāris (calceus), (shoegear) for the sole of the foot, from subtēl, the hollow of the foot : Latin sub-, sub- + Latin tālus, ankle; see TALUS1.]