English

soleplate

From sole + plate.

A compound of sole + plate

Latin sōlus ‘alone, single, solitary, lonely’

Old French sol ‘alone’

Middle English sole

English sole

Proto-Indo-European *pleth₂- ‘flat’

…

Vulgar Latin *plattus ‘flat’

Medieval Latin plata

Old French plate ‘a flat metal disk’

Middle English plate

English plate

Today it means

noun The flat metal plate forming the underside of an iron (for ironing laundry).

Language periods are conventional ranges, not dates for this word.

Etymograph / soleplate