aequo

Latin

Pronunciation

• (Classical Latin) IPA^(key): [ˈae̯.kʷoː]
• (modern Italianate Ecclesiastical) IPA^(key): [ˈɛː.kʷo]

Etymology 1

From aequus (“level, equal”) +‎ -ō.

Verb

aequō (present infinitive aequāre, perfect active aequāvī, supine aequātum); first conjugation

1. to equalize, make equal to something else, equate
2. to compare; to place on equal footing with

   Synonyms: comparō, contendō, cōnferō

3. to make level or smooth

   Synonyms: adaequō, sternō, pariō

4. to make fair or right; divide equally, apportion fairly or reasonably
   • 29 BCE – 19 BCE, Virgil, Aeneid 1.507–508:

     Iūra dabat lēgēsque virīs, operumque labōrem
     partibus aequābat iūstīs, aut sorte trahēbat.

     [Dido] was giving justice and laws to the men, and the labor of the projects she was dividing equally into suitable portions, or was assigning it by lot.

5. to become equal with

Conjugation

   Conjugation of aequō (first conjugation)

indicative		singular						plural
		first		second		third		first		second		third
active	present	aequō		aequās		aequat		aequāmus		aequātis		aequant
	imperfect	aequābam		aequābās		aequābat		aequābāmus		aequābātis		aequābant
	future	aequābō		aequābis		aequābit		aequābimus		aequābitis		aequābunt
	perfect	aequāvī		aequāvistī, aequāstī1		aequāvit, aequāt1		aequāvimus, aequāmus1		aequāvistis, aequāstis1		aequāvērunt, aequārunt, aequāvēre1
	pluperfect	aequāveram, aequāram1		aequāverās, aequārās1		aequāverat, aequārat1		aequāverāmus, aequārāmus1		aequāverātis, aequārātis1		aequāverant, aequārant1
	future perfect	aequāverō, aequārō1		aequāveris, aequāris1		aequāverit, aequārit1		aequāverimus, aequārimus1		aequāveritis, aequāritis1		aequāverint, aequārint1
passive	present	aequor		aequāris, aequāre		aequātur		aequāmur		aequāminī		aequantur
	imperfect	aequābar		aequābāris, aequābāre		aequābātur		aequābāmur		aequābāminī		aequābantur
	future	aequābor		aequāberis, aequābere		aequābitur		aequābimur		aequābiminī		aequābuntur
	perfect	aequātus + present active indicative of sum
	pluperfect	aequātus + imperfect active indicative of sum
	future perfect	aequātus + future active indicative of sum
subjunctive		singular						plural
		first		second		third		first		second		third
active	present	aequem		aequēs		aequet		aequēmus		aequētis		aequent
	imperfect	aequārem		aequārēs		aequāret		aequārēmus		aequārētis		aequārent
	perfect	aequāverim, aequārim1		aequāverīs, aequārīs1		aequāverit, aequārit1		aequāverīmus, aequārīmus1		aequāverītis, aequārītis1		aequāverint, aequārint1
	pluperfect	aequāvissem, aequāssem1		aequāvissēs, aequāssēs1		aequāvisset, aequāsset1		aequāvissēmus, aequāssēmus1		aequāvissētis, aequāssētis1		aequāvissent, aequāssent1
passive	present	aequer		aequēris, aequēre		aequētur		aequēmur		aequēminī		aequentur
	imperfect	aequārer		aequārēris, aequārēre		aequārētur		aequārēmur		aequārēminī		aequārentur
	perfect	aequātus + present active subjunctive of sum
	pluperfect	aequātus + imperfect active subjunctive of sum
imperative		singular						plural
		first		second		third		first		second		third
active	present	—		aequā		—		—		aequāte		—
	future	—		aequātō		aequātō		—		aequātōte		aequantō
passive	present	—		aequāre		—		—		aequāminī		—
	future	—		aequātor		aequātor		—		—		aequantor
non-finite forms		infinitive						participle
		active			passive			active			passive
present		aequāre			aequārī			aequāns			—
future		aequātūrum esse			aequātum īrī			aequātūrus			aequandus
perfect		aequāvisse, aequāsse1			aequātum esse			—			aequātus
future perfect		—			aequātum fore			—			—
perfect potential		aequātūrum fuisse			—			—			—
verbal nouns		gerund								supine
		genitive		dative		accusative		ablative		accusative		ablative
		aequandī		aequandō		aequandum		aequandō		aequātum		aequātū

¹At least one rare poetic syncopated perfect form is attested.

Derived terms

• adaequō
• aequābilis
• aequābilitās
• aequābiliter
• aequālis
• aequālitās
• aequāliter
• aequātiō
• aequātus
• coaequō
• exaequō
• inaequō
• peraequō

Related terms

• aequē
• aequitās
• aequiter
• aequor
• aequum
• aequus

Descendants

• Asturian: iguar
• Old Francoprovencal: eguar, eiguar
  • Franco-Provençal: égouar
• Old French: ever
• Old Galician-Portuguese: iguar
  • Galician: igar
• Spanish: eguar, iguar
• → Proto-West Germanic: *īkwōn (see there for further descendants)

Etymology 2

Adjective

aequō

1. dative/ablative masculine/neuter singular of aequus

Etymology 3

Noun

aequō

1. dative/ablative singular of aequum

References

• “aequo”, in Charlton T. Lewis and Charles Short (1879), A Latin Dictionary, Oxford: Clarendon Press
• “aequo”, in Charlton T. Lewis (1891), An Elementary Latin Dictionary, New York: Harper & Brothers
• “aequo”, in Gaffiot, Félix (1934), Dictionnaire illustré latin-français, Hachette.
• Carl Meißner; Henry William Auden (1894), Latin Phrase-Book‎, London: Macmillan and Co.
  • the water is up to, is above, the chest: aqua pectus aequat, superat
    
  • to raze a town to the ground: oppidum solo aequare
    
  • (ambiguous) to endure a thing with (the greatest) sang-froid: aequo (aequissimo) animo ferre aliquid
    
  • (ambiguous) justly and equitably: ex aequo et bono (Caecin. 23. 65)
    
  • (ambiguous) a sound judicial system: aequa iuris descriptio (Off. 2. 4. 15)
    
  • (ambiguous) to live with some one on an equal footing: aequo iure vivere cum aliquo
    
  • (ambiguous) in a favourable position: idoneo, aequo, suo (opp. iniquo) loco