Nava este la bază.

Nava means the ship or the vessel.

The basic noun is navă = ship/vessel. Romanian usually puts the definite article at the end of the noun instead of using a separate word like the.

So:

• navă = a ship / ship
• nava = the ship

Because navă is a feminine noun, its singular definite form is nava.

Este means is. It is the 3rd person singular present form of a fi = to be.

So:

• Nava = the ship
• este = is
• la bază = at the base

Together: The ship is at the base.

Yes. In everyday Romanian, e is a very common shorter form of este.

So both are correct:

• Nava este la bază.
• Nava e la bază.

The version with este sounds a bit more full or neutral; e sounds more natural in casual speech.

Here, la means at.

Romanian la can mean different things in English depending on the verb and context, often at, to, or on/with in some expressions.

In this sentence, because este shows location and not movement, la is understood as at:

• Nava este la bază = The ship is at the base

If there were movement, la could be translated as to:

• Nava merge la bază = The ship goes to the base

This is a very common learner question.

In Romanian, after la, many place nouns are used without the definite article when talking about being at a place in a general or context-known sense.

So la bază can naturally mean at the base / at the base facility.

By contrast, la baza often introduces a more specific structure like the base of something:

• la baza muntelui = at the base of the mountain

So in your sentence, la bază is the normal way to say at the base in a location sense.

Bază usually means base.

Depending on context, it can mean:

• a military base
• a naval base
• a station/base of operations
• the base or foundation of something

With nava, the most natural reading is usually something like base in the military, naval, or operational sense.

No, Romanian word order is more flexible than English word order.

Nava este la bază is the most neutral order: subject + verb + place.

You may also hear other orders for emphasis, for example:

• La bază este nava.

That changes the focus, roughly like It is at the base that the ship is or The ship is at the base with emphasis on location.

For a learner, Nava este la bază is the safest normal version.

Bază is pronounced roughly BA-zuh.

A few helpful points:

• The stress is on the first syllable: BA-
• The Romanian letter ă is a short neutral vowel, similar to the a in about

So:

• bază ≈ BA-zuh

And the whole sentence is roughly:

• NA-va ES-te la BA-zuh

Yes, navă is feminine.

You can tell from forms like:

• o navă = a ship
• nava = the ship

This matters because adjectives and some other words agree with the noun:

• Nava mare este la bază. = The big ship is at the base.

Here mare works for a feminine singular noun like navă.

They are related, but not always identical.

• navă = a general word for ship/vessel, often somewhat formal or technical
• vas = vessel, often technical or broad
• corabie = ship, often a more traditional or literary kind of word

In many contexts, navă is a very good neutral choice for a ship or large vessel, especially in official, military, or transport-related language.