LATIN DICTIONARYLexicon Latīnum
noun · masculinethird declension

necātor

necātor m (genitive necātōris, feminine necātrīx)

Meaning

  1. murderer, killer

Declension

declension
formsingularplural
nominativenecātornecātōrēs
genitivenecātōrisnecātōrum
dativenecātōrīnecātōribus
accusativenecātōremnecātōrēs
ablativenecātōrenecātōribus
vocativenecātornecātōrēs

nĕcātor, ōris, m. neco,
I. a slayer, a murderer (post-class.): hominum, Macr. S. 1, 12, 9: civium, Lampr. Commod. 18, 13.

Origins

Proto-Indo-European *-tōr Proto-Italic *-tōr Latin -tor Latin necātor From necō + -tor.

Quick answers

What does necātor mean in Latin?
necātor, a noun, means “murderer, killer”.
What is the genitive of necātor?
The genitive singular is necātōris. necātor is masculine, third declension.