adeo

Interlingua

Etymology

From French adieu.

Pronunciation

• IPA^(key): /ˈa.deo/

Interjection

adeo

1. farewell, goodbye

Synonyms

• ciao

Latin

Pronunciation

• (Classical Latin) IPA^(key): /ˈa.de.oː/, [ˈäd̪eoː]
• (modern Italianate Ecclesiastical) IPA^(key): /ˈa.de.o/, [ˈäːd̪eo]

Etymology 1

ad- (“to, towards”) +‎ eō (“there; so much”)

Adverb

adeō (not comparable)

1. so, thus, so much

   Synonym: tam

   • 166 BCE, Publius Terentius Afer, Andria 1.1.92:

     et voltū, Sōsia, adeō modestō, adeō venustō ut nīl suprā.

   • 65 BCE – 8 BCE, Horace, Epistulae 1.1.39:

     nēmō adeō ferus est, ut nōn mītēscere possit, sī modo cultūrae patientem commodet aurem.

   • 106 BCE – 43 BCE, Cicero, Pro Rabirio perduellionis reo 10.28:

     adeōne hospes hujus urbis, adeōne ignārus es disciplīnae consvētūdinisque nostrae, ut haec nesciās?

   • 70 BCE – 19 BCE, Virgil, Eclogues 2.25:

     nec sum adeō īnformis: [...]

   • 27 BCE – 25 BCE, Titus Livius, Ab Urbe Condita 21.11.1:

     cum Hannō perōrāsset, nēminī omnium cum eō certare necesse fuit: adeō prope omnis senātus Hannibalis erat:

2. (postpositive) just, indeed, precisely
   • c. 190 BCE, Plautus, Curculio 5.3.1:

     argentāriīs male crēdī quī ajunt, nūgās praedicant: nam et bene et male crēdī dīcō; id adeo hodiē ego expertus sum.

   • 69 BCE, Cicero, Pro Caecina 30.87:

     id adeo, sī placet, consīderāte

3. (following a negation, in a negative sentence) let alone

Usage notes

The sense "just, indeed, precisely" fulfils a similar role to Ancient Greek γε (ge).

Etymology 2

ad- (“to, towards”) +‎ eō (“go”)

Verb

adeō (present infinitive adīre, perfect active adiī or adīvī, supine aditum); irregular conjugation, irregular

1. to approach, go to

   Synonyms: vādō, ambulō, deambulō, cammīnō, obeō, pergō, baetō, eō, gradior, subeō, cēdō, īnferō, aggredior, adorior, ēvehō, incēdō

   Antonyms: facessō, dēcēdō, discēdō, cēdō, dēficiō, concēdō, inclīnō, recēdō, recipiō, referō

   • c. 52 BCE, Julius Caesar, Commentarii de Bello Gallico VII.25:

     Quod [...] nec facile adire apertos ad auxiliandum animadvertebant

     Because [...] they perceived that [our soldiers] being militarily undefended could not easily go to give assistance

2. to attend (a performance)
3. to undertake, undergo

   Synonyms: ineō, obeō, sūmō, assūmō

4. to assail, attack

   Synonyms: invādō, incurrō, impetō, aggredior, īnstō, oppugnō, excurrō, concurrō, occurrō, petō, accēdō, intrō, incēdō, irrumpō, adorior, opprimō, inruō, incidō, accurrō, appetō, arripiō, assiliō, invehō, incessō, lacessō

   Antonyms: repugnō, resistō, adversor, obversor, obstō, sistō

5. (reflexive) to present (oneself)
6. (of inheritance) to take possession of
   • Pliny the Younger, Epistles II.4:

     Si pluribus pater tuus vel uni cuilibet alii quam mihi debuisset, fuisset fortasse dubitandum an adires hereditatem etiam viro gravem.

     If your father had been indebted to more than one person or even to one person other than me, it might be doubtful whether you would enter into the inheritance, which would be burdensome even for a man.

Conjugation

Irregular, but similar to fourth conjugation. The third principal part is most often contracted to adiī, but occasionally appears as adīvī.

Conjugation of adeō (irregular)
indicative		singular			plural
		first	second	third	first	second	third
active	present	adeō	adīs	adit	adīmus	adītis	adeunt
	imperfect	adībam	adībās	adībat	adībāmus	adībātis	adībant
	future	adībō	adībis	adībit	adībimus	adībitis	adībunt
	perfect	adiī, adīvī	adīstī, adīvistī	adiit, adīvit	adiimus	adīstis	adiērunt, adiēre
	pluperfect	adieram	adierās	adierat	adierāmus	adierātis	adierant
	future perfect	adierō	adieris	adierit	adierimus	adieritis	adierint
passive	present	adeor	adīris, adīre	adītur	adīmur	adīminī	adeuntur
	imperfect	adībar	adībāris, adībāre	adībātur	adībāmur	adībāminī	adībantur
	future	adībor	adīberis, adībere	adībitur	adībimur	adībiminī	adībuntur
	perfect	aditus + present active indicative of sum
	pluperfect	aditus + imperfect active indicative of sum
	future perfect	aditus + future active indicative of sum
subjunctive		singular			plural
		first	second	third	first	second	third
active	present	adeam	adeās	adeat	adeāmus	adeātis	adeant
	imperfect	adīrem	adīrēs	adīret	adīrēmus	adīrētis	adīrent
	perfect	adierim	adierīs	adierit	adierīmus	adierītis	adierint
	pluperfect	adīssem	adīssēs	adīsset	adīssēmus	adīssētis	adīssent
passive	present	adear	adeāris, adeāre	adeātur	adeāmur	adeāminī	adeantur
	imperfect	adīrer	adīrēris, adīrēre	adīrētur	adīrēmur	adīrēminī	adīrentur
	perfect	aditus + present active subjunctive of sum
	pluperfect	aditus + imperfect active subjunctive of sum
imperative		singular			plural
		first	second	third	first	second	third
active	present	—	adī	—	—	adīte	—
	future	—	adītō	adītō	—	adītōte	adeuntō
passive	present	—	adīre	—	—	adīminī	—
	future	—	adītor	adītor	—	—	adeuntor
non-finite forms		active			passive
		present	perfect	future	present	perfect	future
infinitives		adīre	adīsse	aditūrum esse	adīrī, adīrier1	aditum esse	aditum īrī
participles		adiēns	—	aditūrus	—	aditus	adeundus
verbal nouns		gerund				supine
		genitive	dative	accusative	ablative	accusative	ablative
		adeundī	adeundō	adeundum	adeundō	aditum	aditū

¹The present passive infinitive in -ier is a rare poetic form which is attested.

Descendants

• Catalan: adir
• Italian: adire
• Spanish: adir

References

• “adeo”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
• “adeo”, in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
• adeo in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette.
• adeo in Enrico Olivetti, editor (2003-2024), Dizionario Latino, Olivetti Media Communication
• Carl Meißner, Henry William Auden (1894) Latin Phrase-Book‎^[1], London: Macmillan and Co.
  • to incur danger, risk: pericula subire, adire, suscipere
    
  • to make a pilgrimage to the shrines of the gods: templa deorum adire
    
  • to consult the Sibylline books: libros Sibyllinos adire, consulere, inspicere
    
  • to give audience to some one: conveniendi aditum dare alicui
    
  • to ask a hearing, audience, interview: aditum conveniendi or colloquium petere
    
  • to take possession of an inheritance: hereditatem adire, cernere
    
• adeo in Ramminger, Johann (2016 July 16 (last accessed)) Neulateinische Wortliste: Ein Wörterbuch des Lateinischen von Petrarca bis 1700‎^[2], pre-publication website, 2005-2016