mos maiorum

Latin

Etymology

Literally, “custom of the ancients.”

Pronunciation

• (Classical Latin) IPA^(key): /moːs/, [moːs̠]
• (modern Italianate Ecclesiastical) IPA^(key): /mos/, [mɔs]

Noun

mōs māiōrum m (genitive mōris māiōrum); third declension

1. time-honoured principles, traditions

   mōre māiōrum ― the old way

Declension

Third-declension noun with an indeclinable portion, singular only.

Case	Singular
Nominative	mōs māiōrum
Genitive	mōris māiōrum
Dative	mōrī māiōrum
Accusative	mōrem māiōrum
Ablative	mōre māiōrum
Vocative	mōs māiōrum