Standard Lemma guide

filtration

noun · 4 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • US: /fɪlˈtɹeɪʃən/
  • Southern-England: Recorded audio is listed in the source snapshot.
  • rhymes with -eɪʃən
  • CMU ARPABET: F IH0 L T R EY1 SH AH0 N Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

noun

Meaning 1

The act or process of filtering; the mechanical separation of a liquid from the undissolved particles floating in it.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

A totally ordered collection of subsets.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

Topics: mathematics, probability-theory, sciences, set-theory

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

the act of changing a fluid by passing it through a filter

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: change

Narrower terms: percolation

4

noun

Meaning 4

the process whereby fluids pass through a filter or a filtering medium

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: natural process, natural action, action, activity

Narrower terms: percolation, infiltration

History

Etymology

Etymology tree Proto-Indo-European *pel-der. Proto-Germanic *felląder. Proto-West Germanic *feltbor. Proto-Indo-European *-tḗr Proto-Indo-European *-trom Proto-Italic *-trom Latin -trum Latin filtrumlbor. French filtre Proto-Italic *-āzi ▲ Latin -ereinflu. Latin -āre Old French -ier Middle French -er French -er French filtrer Proto-Indo-European *-tis Proto-Indo-European *-Hō Proto-Indo-European *-tiHō Proto-Italic *-tiō Latin -tiō Latin -ātiōlbor. Old French -ation Middle French -ation French -ation French filtrationbor. English filtration Borrowed from French filtration.

Across languages

Translations

32 source translations are retained for this English entry.

  • Arabic: تَرْشِيح (taršīḥ) — filtering
  • Belarusian: фільтра́цыя (filʹtrácyja) — filtering
  • Bulgarian: филтра́ция (filtrácija) — filtering
  • Chinese Mandarin: 過濾 /过滤 (guòlǜ) — filtering
  • Czech: filtrace — filtering
  • Dutch: filtratie — filtering
  • French: filtration — filtering
  • Georgian: ფილტრაცია (pilṭracia) — filtering
  • German: Filtrierung — filtering
  • Greek: διήθηση (diíthisi) — filtering
  • Ancient Greek: διήθησις (diḗthēsis) — filtering
  • Indonesian: filtrasi — filtering
  • Italian: filtraggio — filtering
  • Japanese: 濾過 (roka) — filtering
  • Japanese: 沪過 (roka) — filtering
  • Korean: 여과 (yeogwa) — filtering
  • Korean: 려과 (ryeogwa) — filtering
  • Northern Kurdish: parzûnkirin — filtering
  • Macedonian: филтрација (filtracija) — filtering
  • Malay: penapisan — filtering
  • Polish: filtracja — filtering
  • Romanian: filtrare — filtering
  • Romanian: filtraj — filtering
  • Russian: фильтра́ция (filʹtrácija) — filtering
  • Serbo-Croatian: филтра́ција — filtering
  • Serbo-Croatian: filtrácija — filtering
  • Slovak: filtrácia — filtering
  • Slovene: filtracija — filtering
  • Spanish: filtración — filtering
  • Swedish: filtration — filtering
  • Tagalog: pagsasala — filtering
  • Ukrainian: фільтра́ція (filʹtrácija) — filtering
Real reading context

filtration in complete knowledge articles