What is the Latin word for omission?

The usual Latin words for “omission” are ōmissiō, praetermissĭo, intermissiō; also officium, dissolūtiō, dēlinquō. The right choice depends on the sense; see the distinctions below.

English → Latin

“omission” in Latin

ōmissiōomission praetermissĭoA leaving out intermissiōintermission, interruption officiumduty, service, office; obligation, an obligatory service, visit, or gesture; kindness, favor, courtesy dissolūtiōdestruction, abolition, dissolution; refutation; asyndeton dēlinquōto fail in one's duty; to be wanting, lacking; to commit a fault, do something wrong; transgress, offend, err

The English word omission itself goes back to Latin omittō, through omissio.

Riddle & Arnold A Copious and Critical English–Latin Lexicon, 1864

omission

Usually by the verbs; omissio; praetermissio (praeteritio not till Cod. Just.): omission for a time, intermissio (e.g., officii): the omission of connective particles, dissolutio (in Rhet., = διάλυσις): sin of omission, delictum (opposed to peccatum, sin of commission).

Quick answer

What is the Latin word for omission?: The usual Latin words for “omission” are ōmissiō, praetermissĭo, intermissiō; also officium, dissolūtiō, dēlinquō. The right choice depends on the sense; see the distinctions below.

Entry from J. E. Riddle & T. K. Arnold, A Copious and Critical English–Latin Lexicon (rev. C. Anthon, New York: Harper, 1864), digitised by Fergus J. P. Walsh, CC BY-SA 4.0; Latin markup adapted by latindictionary.co.