latinforthemass.com
NOUNS 1
SECOND DECLENSION SINGULAR: MASCULINE NOUNS ENDING IN -US
If you look up the word Lord in a Latin dictionary, you will find the equivalent given as 'Dominus'. However you would not have to search very far in the missal to find Domine, Dominum, Domini and Domino.
- 1. Dominus is the basic form, used when it is the subject of the sentence
- 2. Domine is used when directly addressing him, it is the equivalent of 'O Lord'
- 3, Dominum must be used after certain prepositions and for the object of the sentence
- 4. Domini is the possessive form, meaning 'of-the-Lord'
- 5. Domino is the form for the indirect object, meaning 'to-the-Lord';
- 6. Domino must be used after certain prepositions
This pattern is followed by almost all masculine nouns ending in -us
Exceptions:
Deus God (form 2 is Deus), Filius son (form 2 is Fili) Jesus form 2 Jesu )
Spiritus spirit (folllows a different pattern)
NEUTER NOUNS ENDING IN -UM
Follow the same pattern except in forms 1 and 2, which both end in -um
EXAMPLES
1. Tu solus Dominus
2. Domine Deus, Rex caelestis
both < GLORIA
3. et in unum Dominum Jesum Christum
< CREDO
4. in nomine Domini
< SANCTUS
5. Gratia agamus Domino Deo nostro
< DIALOGUE BEFORE PREFACE
angelus apostolus Petrus Paulus Pontius Pilatus
caelum heaven evangelium gospel mysterium mystery peccatum sin regnum kingdom verbum word
4. Factorem caeli et terrae < CREDO