obturar

Catalan

Etymology

From Latin obtūrō (“I stop up”).

Pronunciation

• IPA^(key): (Northern, Central) [up.tuˈɾa]
• IPA^(key): (Balearic, Northwestern) [op.tuˈɾa]
• IPA^(key): (Valencia) [op.tuˈɾaɾ]
• Rhymes: -a(ɾ)
• Homophone: obturà

Verb

obturar (first-person singular present obturo, first-person singular preterite obturí, past participle obturat)(transitive)

1. to block, to stop up, to seal off
   • 2002, Albert Sánchez Piñol, chapter 1, in La pell freda, La Campana, →ISBN:

     Només aquella mar freda, com sempre, obturada per núvols distants.

     Only that cold sea, as always, blocked by distant clouds.

2. (dentistry) to fill

Conjugation

    Central Catalan conjugation of obturar (first conjugation)

infinitive			obturar
gerund			obturant
past participle				masculine		feminine
		singular		obturat		obturada
		plural		obturats		obturades
person		singular			plural
		first	second	third	first	second	third
indicative		jo	tu	ell/ella vostè	nosaltres nós	vosaltres vós	ells/elles vostès
	present	obturo	obtures	obtura	obturem	obtureu	obturen
	imperfect	obturava	obturaves	obturava	obturàvem	obturàveu	obturaven
	future	obturaré	obturaràs	obturarà	obturarem	obturareu	obturaran
	preterite	obturí	obturares	obturà	obturàrem	obturàreu	obturaren
	conditional	obturaria	obturaries	obturaria	obturaríem	obturaríeu	obturarien
subjunctive		jo	tu	ell/ella vostè	nosaltres nós	vosaltres vós	ells/elles vostès
	present	obturi	obturis	obturi	obturem	obtureu	obturin
	imperfect	obturés	obturessis	obturés	obturéssim	obturéssiu	obturessin
imperative		—	tu	vostè	nosaltres	vosaltres vós	vostès
	affirmative	—	obtura	obturi	obturem	obtureu	obturin
	negative (no)	—	no obturis	no obturi	no obturem	no obtureu	no obturin

Derived terms

• obturador

Related terms

• obturació

Further reading

• “obturar”, in Gran Diccionari de la Llengua Catalana, Grup Enciclopèdia Catalana, 2026

Portuguese

Etymology

Learned borrowing from Latin obtūrāre. Compare the doublet aturar.

Pronunciation

 

• (Brazil) IPA^(key): /o.bi.tuˈɾa(ʁ)/ [o.bi.tuˈɾa(h)], /ob.tuˈɾa(ʁ)/ [ob.tuˈɾa(h)]

• (Brazil) IPA^(key): /o.bi.tuˈɾa(ʁ)/ [o.bi.tuˈɾa(h)], /ob.tuˈɾa(ʁ)/ [ob.tuˈɾa(h)]
  • (São Paulo) IPA^(key): /o.bi.tuˈɾa(ɾ)/, /ob.tuˈɾa(ɾ)/
  • (Rio de Janeiro) IPA^(key): /o.bi.tuˈɾa(ʁ)/ [o.bi.tuˈɾa(χ)], /ob.tuˈɾa(ʁ)/ [ob.tuˈɾa(χ)]
  • (Caipira) IPA^(key): /o.bi.tuˈɾa(ɻ)/, /ob.tuˈɾa(ɻ)/

 

• (Portugal) IPA^(key): /ɔb.tuˈɾaɾ/ [ɔβ.tuˈɾaɾ]

• (Portugal) IPA^(key): /ɔb.tuˈɾaɾ/ [ɔβ.tuˈɾaɾ]
  • (Southern Portugal) IPA^(key): /ɔb.tuˈɾa.ɾi/

Verb

obturar (first-person singular present obturo, first-person singular preterite obturei, past participle obturado)

1. to block, clog, obturate

Conjugation

    Conjugation of obturar (See Appendix:Portuguese verbs)

	Singular			Plural
	First-person (eu)	Second-person (tu)	Third-person (ele / ela / você)	First-person (nós)	Second-person (vós)	Third-person (eles / elas / vocês)
Infinitive
Impersonal	obturar
Personal	obturar	obturares	obturar	obturarmos	obturardes	obturarem
Gerund
	obturando
Past participle
Masculine	obturado			obturados
Feminine	obturada			obturadas
Indicative
Present	obturo	obturas	obtura	obturamos	obturais	obturam
Imperfect	obturava	obturavas	obturava	obturávamos	obturáveis	obturavam
Preterite	obturei	obturaste	obturou	obturamos1, obturámos2	obturastes	obturaram
Pluperfect	obturara	obturaras	obturara	obturáramos	obturáreis	obturaram
Future	obturarei	obturarás	obturará	obturaremos	obturareis	obturarão
Conditional	obturaria	obturarias	obturaria	obturaríamos	obturaríeis	obturariam
Subjunctive
Present	obture	obtures	obture	obturemos	obtureis	obturem
Imperfect	obturasse	obturasses	obturasse	obturássemos	obturásseis	obturassem
Future	obturar	obturares	obturar	obturarmos	obturardes	obturarem
Imperative
Affirmative		obtura	obture	obturemos	obturai	obturem
Negative (não)		não obtures	não obture	não obturemos	não obtureis	não obturem

¹Brazilian Portuguese.
²European Portuguese.

Further reading

• “obturar”, in Dicionário Aulete Digital (in Portuguese), Rio de Janeiro: Lexikon Editora Digital, 2008–2026
• “obturar”, in Dicionário Priberam da Língua Portuguesa (in Portuguese), Lisbon: Priberam, 2008–2026

Spanish

Etymology

From Latin obtūrāre. Compare the doublet atorar, borrowed from Old Occitan.

Pronunciation

• IPA^(key): /obtuˈɾaɾ/ [oβ̞.t̪uˈɾaɾ]
• Rhymes: -aɾ
• Syllabification: ob‧tu‧rar

Verb

obturar (first-person singular present obturo, first-person singular preterite obturé, past participle obturado)

1. (transitive) to block, clog, plug

   Synonyms: atascar, atorar

Conjugation

    Conjugation of obturar (See Appendix:Spanish verbs)

infinitive			obturar
gerund			obturando
past participle				masculine		feminine
		singular		obturado		obturada
		plural		obturados		obturadas
		singular			plural
		1st person	2nd person	3rd person	1st person	2nd person	3rd person
indicative		yo	tú vos	él/ella/ello usted	nosotros nosotras	vosotros vosotras	ellos/ellas ustedes
	present	obturo	obturastú obturásvos	obtura	obturamos	obturáis	obturan
	imperfect	obturaba	obturabas	obturaba	obturábamos	obturabais	obturaban
	preterite	obturé	obturaste	obturó	obturamos	obturasteis	obturaron
	future	obturaré	obturarás	obturará	obturaremos	obturaréis	obturarán
	conditional	obturaría	obturarías	obturaría	obturaríamos	obturaríais	obturarían
subjunctive		yo	tú vos	él/ella/ello usted	nosotros nosotras	vosotros vosotras	ellos/ellas ustedes
	present	obture	obturestú obturésvos2	obture	obturemos	obturéis	obturen
	imperfect (ra)	obturara	obturaras	obturara	obturáramos	obturarais	obturaran
	imperfect (se)	obturase	obturases	obturase	obturásemos	obturaseis	obturasen
	future1	obturare	obturares	obturare	obturáremos	obturareis	obturaren
imperative		—	tú vos	usted	nosotros nosotras	vosotros vosotras	ustedes
	affirmative		obturatú obturávos	obture	obturemos	obturad	obturen
	negative		no obtures	no obture	no obturemos	no obturéis	no obturen

¹Rare; now chiefly used in legal language.
²Argentine and Uruguayan voseo prefers the tuteo-form for the present subjunctive.

    Selected combined forms of obturar

These forms are generated automatically and may not actually be used. Pronoun usage varies by region.

		singular			plural
		1st person	2nd person	3rd person	1st person	2nd person	3rd person
with infinitive obturar	dative	obturarme	obturarte	obturarle, obturarse	obturarnos	obturaros	obturarles, obturarse
	accusative	obturarme	obturarte	obturarlo, obturarla, obturarse	obturarnos	obturaros	obturarlos, obturarlas, obturarse
with gerund obturando	dative	obturándome	obturándote	obturándole, obturándose	obturándonos	obturándoos	obturándoles, obturándose
	accusative	obturándome	obturándote	obturándolo, obturándola, obturándose	obturándonos	obturándoos	obturándolos, obturándolas, obturándose
with informal second-person singular tuteo imperative obtura	dative	obtúrame	obtúrate	obtúrale	obtúranos	not used	obtúrales
	accusative	obtúrame	obtúrate	obtúralo, obtúrala	obtúranos	not used	obtúralos, obtúralas
with informal second-person singular voseo imperative obturá	dative	obturame	obturate	obturale	obturanos	not used	obturales
	accusative	obturame	obturate	obturalo, obturala	obturanos	not used	obturalos, obturalas
with formal second-person singular imperative obture	dative	obtúreme	not used	obtúrele, obtúrese	obtúrenos	not used	obtúreles
	accusative	obtúreme	not used	obtúrelo, obtúrela, obtúrese	obtúrenos	not used	obtúrelos, obtúrelas
with first-person plural imperative obturemos	dative	not used	obturémoste	obturémosle	obturémonos	obturémoos	obturémosles
	accusative	not used	obturémoste	obturémoslo, obturémosla	obturémonos	obturémoos	obturémoslos, obturémoslas
with informal second-person plural imperative obturad	dative	obturadme	not used	obturadle	obturadnos	obturaos	obturadles
	accusative	obturadme	not used	obturadlo, obturadla	obturadnos	obturaos	obturadlos, obturadlas
with formal second-person plural imperative obturen	dative	obtúrenme	not used	obtúrenle	obtúrennos	not used	obtúrenles, obtúrense
	accusative	obtúrenme	not used	obtúrenlo, obtúrenla	obtúrennos	not used	obtúrenlos, obtúrenlas, obtúrense

Further reading

• “obturar”, in Diccionario de la lengua española [Dictionary of the Spanish Language] (in Spanish), online version 23.8.1, Royal Spanish Academy [Spanish: Real Academia Española], 15 December 2025