filter cards

A form of filter card — A relatively thick, stiff filter paper

Meanings

noun
  1. pluralplural of filter card
Cite this entry
APA

filter cards. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/filter%20cards

MLA

“filter cards.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/filter%20cards. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “filter cards,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/filter%20cards.

Source: filter cards on Wiktionary, CC BY-SA 4.0.