English

filter cake

From filter + cake.

A compound of filter + cake

Proto-Indo-European *pel-

Proto-Germanic *fellą ‘skin, hide’

Proto-West Germanic *felt

Medieval Latin filtrum ‘felt’

Middle English filtre

Proto-Germanic *kakǭ ‘cake’

Old Norse kaka ‘cake’

Middle English cake

English cake

Today it means

noun The dense mass of substances that gradually accumulates on a filter.

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

Etymograph / filter cake