LATIN DICTIONARYLexicon Latīnum
verbfirst conjugation, no passive, no perfect or supine stems

oncō

oncō (present infinitive oncāre)
Classical[ˈɔŋ.koː]Ecclesiastical[ˈɔŋ.ko]

Meaning

  1. intransitiveto bray

Conjugation conjugation 1 perfect

active indicative
formpresentimperfectfutureperfectpluperfectfut. perfect
1st sg.oncōoncābamoncābō———
2nd sg.oncāsoncābāsoncābis———
3rd sg.oncatoncābatoncābit———
1st pl.oncāmusoncābāmusoncābimus———
2nd pl.oncātisoncābātisoncābitis———
3rd pl.oncantoncābantoncābunt———
active subjunctive
active subjunctive
formpresentimperfectperfectpluperfect
1st sg.oncemoncārem——
2nd sg.oncēsoncārēs——
3rd sg.oncetoncāret——
1st pl.oncēmusoncārēmus——
2nd pl.oncētisoncārētis——
3rd pl.oncentoncārent——
imperative
imperative
formactivepassive
pres. 2nd sg.oncā—
pres. 2nd pl.oncāte—
fut. 2nd sg.oncātō—
fut. 3rd sg.oncātō—
fut. 2nd pl.oncātōte—
fut. 3rd pl.oncantō—
infinitives & participles
infinitives & participles
formactivepassive
present infinitiveoncāre—
present participleoncāns—
gerundoncandī, oncandō, oncandum

onco, āre, v. n.,
I. to bray, like an ass: oncat asellus, Auct. Carm. Philom. 55.

Quick answers

What does oncō mean in Latin?
oncō, a verb, means “to bray”.
What are the principal parts of oncō?
oncō, oncāre (first conjugation, no passive, no perfect or supine stems).
How do you pronounce oncō?
In classical Latin, [ˈɔŋ.koː]; in ecclesiastical (church) Latin, [ˈɔŋ.ko].