Amurca sub orbe oleario manet.

Manet is the present active indicative, third-person singular, of manēre, meaning to remain, to stay, or to be left.

So manet tells you several things all at once:

• the action is present-time
• the verb is active
• the mood is indicative, so it is a straightforward statement
• the subject is he/she/it rather than I, you, or they

Latin packs more information into one verb form than English usually does.

Here sub means under in a sense of location rather than motion. When Latin uses sub to show where something is, it commonly takes the ablative.

So:

• sub + ablative = under in a stationary sense
• sub + accusative = to under / into a position under, with motion

Because the sentence describes where the substance remains, not where it moves, orbe is ablative.

Yes. That is a very common thing for learners to ask.

With sub:

• ablative usually shows rest or position
• accusative usually shows motion toward a position under something

So in this sentence, sub orbe means it is already under the wheel/disc and stays there. If the sentence were describing movement to that position, Latin could use the accusative instead.

Oleario is an adjective modifying orbe. It agrees with orbe in:

• case: ablative
• number: singular
• gender: masculine

That agreement is how Latin shows that the two words belong together. So orbe oleario is a noun phrase meaning something like under the olive/oil wheel, under the olive-press wheel, or whatever exact meaning has already been supplied to the learner.

Because oleario is describing orbe, not amurca.

In Latin, adjectives match the noun they describe in gender, number, and case. Here:

• orbe is ablative singular masculine
• oleario is also ablative singular masculine

That matching shows the connection. If oleario were describing amurca, it would need a different form.

Latin word order is much more flexible than English word order because Latin endings do a lot of the grammatical work.

This sentence has a very natural Latin arrangement:

• subject first: Amurca
• prepositional phrase in the middle: sub orbe oleario
• verb at the end: manet

Putting the verb at the end is especially common in Latin prose. The sentence could be rearranged without changing the basic meaning, though the emphasis might shift. For example, starting with sub orbe oleario would put more focus on the location.

Classical Latin does not have definite and indefinite articles like English the and a/an.

So amurca can mean:

• the amurca
• amurca
• sometimes even an amurca, depending on context

Likewise, sub orbe oleario does not need a separate word for the. Latin usually leaves that to context.

In this sentence, amurca is grammatically singular. Latin often treats substances or mass nouns as singular, just as English can do with words like water or oil.

That is why the verb is singular too: manet, not a plural form such as manent.

It is related in form and idea, yes. Orbis can mean something round, such as a circle, disk, wheel, or similar object. In context, it refers to the particular round object already identified in the meaning you were shown.

This is a good reminder that Latin words often have a wider range of meanings than a single English gloss suggests.