retardo

See also: retardó

English

Etymology

From retard +‎ -o.

Noun

retardo (plural retardos)

1. (slang, derogatory, offensive, vulgar) retard

Catalan

Verb

retardo

1. first-person singular present indicative of retardar

Latin

Etymology

Etymology tree

Proto-Italic *wre-

Latin re-

Proto-Indo-European *tr̥h₂-d-o-

Proto-Italic *tardo-

Latin tardus

Latin retardō

From re- + tardus (“slow”).

Pronunciation

• (Classical Latin) IPA^(key): [rɛˈtar.doː]
• (modern Italianate Ecclesiastical) IPA^(key): [reˈtar.do]

Verb

retardō (present infinitive retardāre, perfect active retardāvī, supine retardātum); first conjugation

1. to hinder, delay, detain, impede or retard

   Synonyms: tardō, dētineō, cū̆nctor, moror, prōtrahō, trahō, dubitō, differō

   Antonyms: ruō, accurrō, currō, festīnō, prōvolō, properō, corripiō, mātūrō

   • 69 BCE, Cicero, De Imperio Cn. Pompei 5, 13:

     ...tamen impetus hostium repressos esse intellegunt ac retardatos.

     ...nevertheless, they understand the enemies' attacks were hindered and restrained

Conjugation

   Conjugation of retardō (first conjugation)

indicative		singular						plural
		first		second		third		first		second		third
active	present	retardō		retardās		retardat		retardāmus		retardātis		retardant
	imperfect	retardābam		retardābās		retardābat		retardābāmus		retardābātis		retardābant
	future	retardābō		retardābis		retardābit		retardābimus		retardābitis		retardābunt
	perfect	retardāvī		retardāvistī		retardāvit		retardāvimus		retardāvistis		retardāvērunt, retardāvēre
	pluperfect	retardāveram		retardāverās		retardāverat		retardāverāmus		retardāverātis		retardāverant
	future perfect	retardāverō		retardāveris		retardāverit		retardāverimus		retardāveritis		retardāverint
passive	present	retardor		retardāris, retardāre		retardātur		retardāmur		retardāminī		retardantur
	imperfect	retardābar		retardābāris, retardābāre		retardābātur		retardābāmur		retardābāminī		retardābantur
	future	retardābor		retardāberis, retardābere		retardābitur		retardābimur		retardābiminī		retardābuntur
	perfect	retardātus + present active indicative of sum
	pluperfect	retardātus + imperfect active indicative of sum
	future perfect	retardātus + future active indicative of sum
subjunctive		singular						plural
		first		second		third		first		second		third
active	present	retardem		retardēs		retardet		retardēmus		retardētis		retardent
	imperfect	retardārem		retardārēs		retardāret		retardārēmus		retardārētis		retardārent
	perfect	retardāverim		retardāverīs		retardāverit		retardāverīmus		retardāverītis		retardāverint
	pluperfect	retardāvissem		retardāvissēs		retardāvisset		retardāvissēmus		retardāvissētis		retardāvissent
passive	present	retarder		retardēris, retardēre		retardētur		retardēmur		retardēminī		retardentur
	imperfect	retardārer		retardārēris, retardārēre		retardārētur		retardārēmur		retardārēminī		retardārentur
	perfect	retardātus + present active subjunctive of sum
	pluperfect	retardātus + imperfect active subjunctive of sum
imperative		singular						plural
		first		second		third		first		second		third
active	present	—		retardā		—		—		retardāte		—
	future	—		retardātō		retardātō		—		retardātōte		retardantō
passive	present	—		retardāre		—		—		retardāminī		—
	future	—		retardātor		retardātor		—		—		retardantor
non-finite forms		infinitive						participle
		active			passive			active			passive
present		retardāre			retardārī			retardāns			—
future		retardātūrum esse			retardātum īrī			retardātūrus			retardandus
perfect		retardāvisse			retardātum esse			—			retardātus
future perfect		—			retardātum fore			—			—
perfect potential		retardātūrum fuisse			—			—			—
verbal nouns		gerund								supine
		genitive		dative		accusative		ablative		accusative		ablative
		retardandī		retardandō		retardandum		retardandō		retardātum		retardātū

Derived terms

• retardātiō

Descendants

• Catalan: retardar
• English: retard
• French: retarder
• Galician: retardar
• Italian: ritardare
• Portuguese: retardar
• Romanian: retarda
• Spanish: retardar

References

• “retardo”, in Charlton T. Lewis and Charles Short (1879), A Latin Dictionary, Oxford: Clarendon Press
• “retardo”, in Charlton T. Lewis (1891), An Elementary Latin Dictionary, New York: Harper & Brothers
• “retardo”, in Gaffiot, Félix (1934), Dictionnaire illustré latin-français, Hachette.

Portuguese

Pronunciation

 

• (Brazil) IPA^(key): /ʁeˈtaʁ.du/ [heˈtaɦ.du]

• (Brazil) IPA^(key): /ʁeˈtaʁ.du/ [heˈtaɦ.du]
  • (São Paulo) IPA^(key): /ʁeˈtaɾ.du/ [heˈtaɾ.du]
  • (Rio de Janeiro) IPA^(key): /ʁeˈtaʁ.du/ [χeˈtaʁ.du]
  • (Caipira) IPA^(key): /ʁeˈtaɻ.du/ [heˈtaɻ.du]

 

• (Portugal) IPA^(key): /ʁɨˈtaɾ.du/ [ʁɨˈtaɾ.ðu]

• (Portugal) IPA^(key): /ʁɨˈtaɾ.du/ [ʁɨˈtaɾ.ðu]
  • (Southern Portugal) IPA^(key): /ʁɨˈtaɾ.du/

Etymology 1

Noun

retardo m (plural retardos)

1. retard, retardation (the state of being tardy)
   1. mental retardation
   2. (slang, derogatory) behavior perceived as stupid, nonsensical or childish

Derived terms

• retardado

Etymology 2

Verb

retardo

1. first-person singular present indicative of retardar

Further reading

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

Spanish

Pronunciation

• IPA^(key): /reˈtaɾdo/ [reˈt̪aɾ.ð̞o]
• Rhymes: -aɾdo
• Syllabification: re‧tar‧do

Etymology 1

Deverbal from retardar.

Noun

retardo m (plural retardos)

1. delay

   Synonyms: demora, retraso

   • 2015 July 30, “El número de pobres energéticos en Cataluña sube el 77% en un año”, in El País‎^[1]:

     El porcentaje de personas que sufren retardos en el pago de gastos relacionados con el hogar roza el 10%.

     (please add an English translation of this quotation)

Etymology 2

Verb

retardo

1. first-person singular present indicative of retardar

Further reading

• “retardo”, 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