LATIN DICTIONARYLexicon Latīnum
verbthird conjugation

rōdō

rōdō (present infinitive rōdere, perfect active rōsī, supine rōsum)
Classical[ˈroː.doː]Ecclesiastical[ˈrɔː.do]
rōsus perf. pass. ptcp.

Meaning

  1. to gnaw, nibble, bite; eat or waste away, corrode, consume; erode
    rōde, caper, vītem![Go ahead], goat, gnaw the vine! [imperative]8 CE, Ovidius, Fasti 1.357
  2. figurativelyto slander, disparage, backbite

Latīnē defined in Latin in our graded readers

Conjugation conjugation 3

active indicative
formpresentimperfectfutureperfectpluperfectfut. perfect
1st sg.rōdōrōdēbamrōdamrōsīrōseramrōserō
2nd sg.rōdisrōdēbāsrōdēsrōsistīrōserāsrōseris
3rd sg.rōditrōdēbatrōdetrōsitrōseratrōserit
1st pl.rōdimusrōdēbāmusrōdēmusrōsimusrōserāmusrōserimus
2nd pl.rōditisrōdēbātisrōdētisrōsistisrōserātisrōseritis
3rd pl.rōduntrōdēbantrōdentrōsērunt
rōsēre
rōserantrōserint
active subjunctive
active subjunctive
formpresentimperfectperfectpluperfect
1st sg.rōdamrōderemrōserimrōsissem
2nd sg.rōdāsrōderēsrōserīsrōsissēs
3rd sg.rōdatrōderetrōseritrōsisset
1st pl.rōdāmusrōderēmusrōserīmusrōsissēmus
2nd pl.rōdātisrōderētisrōserītisrōsissētis
3rd pl.rōdantrōderentrōserintrōsissent
passive indicative
passive indicative
formpresentimperfectfuture
1st sg.rōdorrōdēbarrōdar
2nd sg.rōderis
rōdere
rōdēbāris
rōdēbāre
rōdēris
rōdēre
3rd sg.rōditurrōdēbāturrōdētur
1st pl.rōdimurrōdēbāmurrōdēmur
2nd pl.rōdiminīrōdēbāminīrōdēminī
3rd pl.rōdunturrōdēbanturrōdentur
passive subjunctive
passive subjunctive
formpresentimperfect
1st sg.rōdarrōderer
2nd sg.rōdāris
rōdāre
rōderēris
rōderēre
3rd sg.rōdāturrōderētur
1st pl.rōdāmurrōderēmur
2nd pl.rōdāminīrōderēminī
3rd pl.rōdanturrōderentur
imperative
imperative
formactivepassive
pres. 2nd sg.rōderōdere
pres. 2nd pl.rōditerōdiminī
fut. 2nd sg.rōditōrōditor
fut. 3rd sg.rōditōrōditor
fut. 2nd pl.rōditōte—
fut. 3rd pl.rōduntōrōduntor
infinitives & participles
formactivepassive
present infinitiverōdererōdī
perfect infinitiverōsisserōsum esse
future infinitiverōsūrum esserōsum īrī
present participlerōdēns
rōdente, rōdentem, rōdentēs, rōdentī, rōdentia, rōdentibus, rōdentis, rōdentīs, rōdentium
—
perfect participle—rōsus
rōsa, rōsā, rōsae, rōsam, rōsārum, rōsās, rōse, rōsīs, rōsō, rōsōrum, rōsōs
future participlerōsūrus
rōsūra, rōsūrā, rōsūrae, rōsūram, rōsūrārum, rōsūrās, rōsūre, rōsūrī, rōsūrīs, rōsūrō, rōsūrōrum, rōsūrōs, rōsūrum
rōdendus
rōdundus, rōdenda, rōdendā, rōdendae, rōdendam, rōdendārum, rōdendās, rōdende, rōdendīs, rōdendōrum, rōdendōs, rōdunda, rōdundā, rōdundae, rōdundam, rōdundārum, rōdundās, rōdunde, rōdundī, rōdundīs, rōdundō, rōdundōrum, rōdundōs, rōdundum
gerundrōdendī, rōdendō, rōdendumsupinerōsum, rōsū

rōdo, si, sum, 3, v. a. cf. rado,
I. to gnaw (class.).
I. Lit.: rutabulum, Novat. ap. Fest. p. 262 Müll. (Com. Rel. p. 226 Rib.): clipeos, etc. (mures), Cic. Div. 2, 27, 59: praetextam, Poët. ap. Quint. 8, 3, 19: dente pollicem, Hor. Epod. 5, 48: vivos ungues, id. S. 1, 10, 71: vitem (caper), Ov. F. 1, 357: saxa capellae, id. M. 13, 691: reliquias (mures), Phaedr. 1, 22, 6: rosus tineis, Stat. S. 4, 9, 10. —
B. Transf., to eat away, waste away, corrode, consume: ripas (flumina), Lucr. 5, 256: ferrum (robigo), Ov. P. 1, 1, 71: tophum (calx), Plin. 36, 22, 48, § 166. —
II. Trop., to backbite, slander, disparage, etc. (syn. vellico): in conviviis rodunt, Cic. Balb. 26, 57: absentem amicum, Hor. S. 1, 4, 81: libertino patre natum, id. ib. 1, 6, 46: cuncta robiginosis dentibus, Mart. 5, 28, 7; cf.: dentem dente, i. e. to speak ill of each other, id. 13, 2, 6: murmura secum et rabiosa silentia rodunt, i. e. to mutter to one's self, Pers. 3, 81.

Origins

From Proto-Indo-European *Hreh₃d- (“to gnaw, scrape, scratch”). See also rōstrum.

Insular Romance
  • Sardinianrodere
  • Sardinianarroere
  • Sardinianroere
Ibero-Romance
  • Portugueseroerfrom Old Galician-Portuguese roer
  • Spanishroer
  • Asturianroer
  • Asturianroyer
  • Galicianroerfrom Old Galician-Portuguese roer
Balkano-Romance
  • Romanianroade, roadere
  • Aromanianarod, aroaderi
  • Megleno-Romanianrod, rǫdiri
Italo-Romance
  • Italianrodere
  • Sicilianrùdiri
  • Sicilianrùdere
Gallo-Romance
  • Occitanroirefrom Old Occitan roire
  • Aragoneserader
  • Aragoneseroder
  • Old Catalanroure
  • Middle Frenchreurefrom Old French rore
  • Gasconarròder
  • Gasconarróder
  • Gasconròder
  • Gasconróder
Borrowings
  • Frenchroder
Rhaeto-Romance
  • Romanshruir
  • Romansharuir
  • Romanshruier
  • Romanshruoiar
Gallo-Italic
  • Ligurianroer
  • Ligurianrodise
Vulgar Latin
  • unknown*rōdicāre
  • unknown*rōsicāre

Quick answers

What does rōdō mean in Latin?
rōdō, a verb, means “to gnaw, nibble, bite; eat or waste away, corrode, consume; erode”.
What are the principal parts of rōdō?
rōdō, rōdere, rōsī, rōsum (third conjugation).
How do you pronounce rōdō?
In classical Latin, [ˈroː.doː]; in ecclesiastical (church) Latin, [ˈrɔː.do].