# filtro
## Catalan
### Verb

filtro
* first-person singular present indicative of filtrar

## Italian
### Pronunciation

* IPA: /ˈfil.tro/
* Rhymes: -iltro
* Hyphenation: fìl‧tro

### Etymology 1

Borrowed from French filtre, from Medieval Latin filtrum, from Frankish *filtir, plural of *filt, from Proto-West Germanic *felt (“felt”), derived from Proto-Indo-European *peld- (“something beaten or compressed; felt”), derived from the root *pelh₂- (“to beat; to push”).

#### Noun

filtro m (plural filtri)
* filter

##### Derived terms

* elettrofiltro
* filtrare
* infiltrarsi
* pesafiltro
* ultrafiltro

#### See also

* feltro

### Etymology 2

Borrowed from Latin philtrum, from Ancient Greek φίλτρον (phíltron), derived from φιλέω (philéō, “to love; to kiss”).

#### Noun

filtro m (plural filtri)
* potion, especially a love potion
    Synonym: (literary) pozione

### Etymology 3

See the etymology of the corresponding lemma form.

#### Verb

filtro
* first-person singular present indicative of filtrare

### Further reading

* filtro$^1$ in Treccani.it – Vocabolario Treccani on line, Istituto dell'Enciclopedia Italiana
* filtro$^2$ in Treccani.it – Vocabolario Treccani on line, Istituto dell'Enciclopedia Italiana

### Anagrams

* flirto, flirtò

## Portuguese
### Pronunciation

* (Brazil) IPA: /ˈfiw.tɾu/ [ˈfiʊ̯.tɾu]
* (Brazil) IPA: /ˈfiw.tɾu/ [ˈfiʊ̯.tɾu]
** (Southern Brazil) IPA: /ˈfiw.tɾo/ [ˈfiʊ̯.tɾo]
* (Portugal) IPA: /ˈfil.tɾu/ [ˈfiɫ.tɾu]
* Rhymes: (Brazil) -iwtɾu, (Portugal) -iltɾu
* Hyphenation: fil‧tro

### Etymology 1

Borrowed from French filtre, from Medieval Latin filtrum.

#### Noun

filtro m (plural filtros)
* filter
** device for separating impurities from a fluid or other substance
** (figurative) self-restraint in speech
    Ela não tem filtro. ― She's got no filter.
** (photography) a translucent object placed in the light path of a camera
** any item, mechanism, device, or procedure that acts to separate or isolate
    Filtro de spam. ― Spam filter.
** (social media) an appearance-altering digital image effect

##### Derived terms

* filtrar
* filtro labial
* filtro solar

##### Descendants

* → Tetum: filtru

### Etymology 2

See the etymology of the corresponding lemma form.

#### Verb

filtro
* first-person singular present indicative of filtrar

### Further reading

* “filtro”, in Dicionário Priberam da Língua Portuguesa (in Portuguese), Lisbon: Priberam, 2008–2025
* “filtro”, in Dicionário infopédia da Língua Portuguesa (in Portuguese), Porto: Porto Editora, 2003–2025

## Spanish
### Pronunciation

* IPA: /ˈfiltɾo/ [ˈfil̪.t̪ɾo]
* Audio (Colombia):(file)
* Rhymes: -iltɾo
* Syllabification: fil‧tro

### Etymology 1

Either derived or related to fieltro, or from Medieval Latin filtrum, from Frankish *filtir, plural of *filt, from Proto-West Germanic *felt (“felt”).

#### Noun

filtro m (plural filtros)
* filter

##### Derived terms

* filtración
* filtrar
* filtro de aire (“air filter”)
* papel de filtro

### Etymology 2

See the etymology of the corresponding lemma form.

#### Verb

filtro
* first-person singular present indicative of filtrar

### Etymology 3
#### Noun

filtro m (plural filtros)
* love potion, philter
* philtrum

### Further reading

* “filtro”, in Diccionario de la lengua española [Dictionary of the Spanish Language] (in Spanish), online version 23.8, Royal Spanish Academy [Spanish: Real Academia Española], 2024 December 10