LATIN DICTIONARYLexicon Latīnum
adjectivefirst/second-declension adjective

nefārius

nefārius (feminine nefāria, neuter nefārium)
Classical[nɛˈfaː.ri.ʊs]Ecclesiastical[neˈfaː.ri.us]

Meaning

  1. adjectivenefarious, execrable, abominable, loathsome

Latīnē defined in Latin in our graded readers

Choosing the right word Döderlein's Latin Synonyms

Scelestus · Sceleratus · Nefarius · Nefandus · Impius

Scelestus (from scelus, σκληρός) has reference to the mind, like ad scelera pronus and promptus; whereas sceleratus, to actions, like sceleribus pollutus atque opertus. Hence the epithet sceleratus is applied to things, to porta, campus, vicus; and, in general, things can be called scelesta only by personification. In the like manner nefarius and impius as applied to the impiety of the person who acts, only with this distinction, that the impius is impious only in mind, the nefarius in his actions also; whereas nefandus refers to the horrible enormity of an action. (ii. 149.)

Declension

singular
formmasculinefeminineneuter
nominativenefāriusnefārianefārium
genitivenefāriīnefāriaenefāriī
dativenefāriōnefāriaenefāriō
accusativenefāriumnefāriamnefārium
ablativenefāriōnefāriānefāriō
vocativenefārienefārianefārium
plural
formmasculinefeminineneuter
nominativenefāriīnefāriaenefāria
genitivenefāriōrumnefāriārumnefāriōrum
dativenefāriīsnefāriīsnefāriīs
accusativenefāriōsnefāriāsnefāria
ablativenefāriīsnefāriīsnefāriīs
vocativenefāriīnefāriaenefāria

nĕfārĭus, a, um, adj. nefas,
I. impious, execrable, abominable, nefarious (class.; syn.: impius, sacrilegus): homo nefarius et impius, Cic. Off. 2, 14, 51: nefarius Atreus, Hor. A. P. 186: voluntates consceleratae ac nefariae, Cic. Sull. 9, 28: scelestum ac nefarium facinus, id. Rosc. Am. 13, 37: singularis et nefaria crudelitas, Caes. B. G. 7, 77; Cic. Rep. 3, 9, 14: multa commemorare nefaria in socios, id. Off. 2, 8, 28: nefario scelere se obstringere, Caes. B. C. 2, 32: nuptiae. Gai. Inst. 1, 64.—
II. Subst.: nĕfārĭum, ii, n., a heinous act, a crime: rem publicam nefario obstringere. Liv 9, 34.—Hence, adv.: nĕfārĭē, impiously, execrably, heinously, abominably: aliquid nefarie flagitioseque facere, Cic. Verr. 1, 13, 37; id. Div. in Caecil. 12, 38: nefarie moliri pestem patriae, id. Cat. 2, 1, 1: nefarie occisus pater, id. Rosc. Am. 11, 30.

Origins

From nefās + -ius with rhotacism.

Descendants
  • Italiannefario
  • Englishnefarious
  • Portuguesenefário
  • Spanishnefario

Quick answers

What does nefārius mean in Latin?
nefārius, a adjective, means “nefarious, execrable, abominable, loathsome”.
How do you pronounce nefārius?
In classical Latin, [nɛˈfaː.ri.ʊs]; in ecclesiastical (church) Latin, [neˈfaː.ri.us].