1. subfilter - Noun
2. subfilter - Adjective
3. subfilter - Verb
subfilter (plural subfilters)
A subsidiary filter.
subfilter (not comparable)
Lying below the range of a filter.
subfilter (third-person singular simple present subfilters, present participle subfiltering, simple past and past participle subfiltered)
(transitive) To filter further (something already filtered).