Subsecivum post centuriationem manet.

Here subsecivum is an adjective being used as a noun, which is very common in Latin.

• The adjective is subsecivus, -a, -um
• Its basic idea is left over, remaining, or residual
• In this sentence, the neuter singular form subsecivum means something like the leftover piece, especially in a land-measurement context

So although it looks like an adjective, it functions as the subject of the sentence.

It is neuter singular because it refers to one thing understood as a leftover piece of land or a remaining portion.

Latin often uses the neuter singular of an adjective to mean a thing characterized by that adjective. So:

• subsecivum = the leftover thing / the remaining plot

Since manet is singular, that also confirms that the subject is singular.

We know because of the verb manet:

• manet = he/she/it remains
• It is 3rd person singular

So the sentence needs a singular subject, and subsecivum fits that role perfectly.

Also, post centuriationem is clearly a prepositional phrase, so it is not the subject. That leaves subsecivum as the noun-like element doing the action of remaining.

Manet is:

• 3rd person singular
• present tense
• active voice
• indicative mood

It comes from maneo, manere, meaning to remain, to stay, or to continue.

So manet means remains or stays.

Because it follows the preposition post.

In Latin, post takes the accusative case. So:

• post = after
• centuriationem = accusative singular of centuriatio

That is why we get post centuriationem = after the centuriation.

Centuriatio is a technical Roman term for the surveying and division of land into regular plots, especially into square units called centuriae.

So post centuriationem means:

• after the land division
• after the surveying/allotment process
• more literally, after centuriation

This is specialized vocabulary connected with Roman land organization.

Here it means time: after.

Latin post can refer to either:

• place: behind
• time: after

In this sentence, because centuriationem is an event or process, post must be temporal:

• after the centuriation

not

• behind the centuriation

Because classical Latin does not have articles like English the and a/an.

So a word like subsecivum can mean, depending on context:

• a leftover piece
• the leftover piece
• leftover land

Likewise, centuriationem could be understood as:

• a centuriation
• the centuriation

English has to choose an article, but Latin usually leaves that to context.

Because Latin word order is much freer than English word order.

The sentence is arranged as:

• Subsecivum = subject
• post centuriationem = prepositional phrase
• manet = verb

Putting the verb at the end is extremely common in Latin, especially in simple statements. English usually prefers Subject + Verb + Other Elements, but Latin often saves the verb for last.

Yes, to a large extent.

For example, these would still mean basically the same thing:

• Post centuriationem subsecivum manet
• Manet subsecivum post centuriationem

Because the case endings show the relationships, Latin does not depend on word order as strongly as English does.

However, different word orders can slightly change emphasis. The given order puts subsecivum first, so it gives prominence to the leftover piece itself.

No. Here manet is intransitive.

That means it does not take a direct object. The sentence simply says that something remains.

So the structure is not:

• subject + verb + object

but rather:

• subject + verb + adverbial phrase

In other words:

• subsecivum = what remains
• post centuriationem = when it remains
• manet = remains

A very literal breakdown would be:

• Subsecivum = the leftover piece / residual land
• post = after
• centuriationem = the centuriation
• manet = remains

So the structure is:

The leftover piece remains after the centuriation.

That literal structure helps show how each Latin word is functioning in the sentence.