English

intrafilter

From intra- + filter.

Proto-Indo-European *h₁én ‘in’

Proto-Indo-European *h₁énteros ‘inside, within’

Latin *interus

Latin intrā ‘within’

Proto-Indo-European *pel-

Proto-Germanic *fellą ‘skin, hide’

Proto-West Germanic *felt

Medieval Latin filtrum ‘felt’

Middle English filtre

Today it means

adj Within a single filter.

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

Etymograph / intrafilter