El ajustador de seguros revisa el aviso de siniestro.

Spanish usually uses an article more often than English does. In a full sentence, el ajustador sounds natural because it means the adjuster.

So:

• El ajustador de seguros revisa... = The insurance adjuster reviews/checks...

If you drop el, it can sound more like a label, heading, or dictionary entry rather than a normal sentence.

Ajustador de seguros is the standard way to say insurance adjuster.

Breakdown:

• ajustador = adjuster
• de seguros = of insurance / insurance-related

In Spanish, professions and roles are often built with:

• noun + de + noun

Examples:

• agente de seguros = insurance agent
• compañía de seguros = insurance company
• ajustador de seguros = insurance adjuster

So even though English uses insurance like an adjective, Spanish often uses de instead.

Because Spanish commonly connects nouns with de where English uses one noun to modify another.

English:

• insurance adjuster

Spanish:

• ajustador de seguros

This is one of the most common structural differences between the two languages.

Other examples:

• card game → juego de cartas
• coffee cup → taza de café
• insurance policy → póliza de seguro

Notice that with seguro/seguros, the singular or plural can vary depending on the expression. Here, de seguros is a normal fixed phrase for the profession.

Because the subject is El ajustador de seguros, which is he/she/it in grammatical terms: third person singular.

The verb is revisar = to review, check, inspect.

Present tense conjugation:

• yo reviso
• tú revisas
• él/ella/usted revisa
• nosotros revisamos
• ustedes revisan

So:

• El ajustador de seguros revisa... = The insurance adjuster reviews/checks...

It can mean all of those, depending on context.

Revisar is a very flexible verb. Common meanings include:

• to review
• to check
• to inspect
• to examine

In an insurance context, revisa el aviso de siniestro could be understood as:

• reviews the claim notice
• checks the loss report
• examines the notice of loss

So this is a good example of a Spanish verb that maps to several English verbs.

It is an insurance expression. Depending on context, it can mean something like:

• notice of loss
• claim notice
• loss report
• accident report
  (if the siniestro was an accident)

Breakdown:

• aviso = notice, notification, report
• siniestro = loss, accident, insured event, claim-related incident

In everyday non-insurance Spanish, aviso can also mean warning, notice, or announcement, but here it is clearly a formal insurance term.

Yes, historically they are related, which is why learners often notice them.

But in modern Spanish, siniestro has some specific meanings:

1. In general language:
   • sinister, grim, ominous
2. In insurance language:
   • loss
   • claim event
   • accident/incident covered by insurance

So in this sentence, siniestro is not being used in the spooky sinister sense. It is technical insurance vocabulary.

Because Spanish usually omits subject pronouns when they are not needed.

The verb ending -a in revisa already tells you it is third person singular, and the subject is also explicitly stated:

• El ajustador de seguros revisa...

Adding él would usually be unnecessary unless you want emphasis or contrast:

• Él revisa el aviso de siniestro, no ella.

So Spanish often sounds more natural than English by leaving out pronouns.

As written, ajustador is masculine singular, so it refers to a male adjuster or uses the masculine as the default grammatical form.

If you specifically mean a woman, you would normally say:

• La ajustadora de seguros revisa el aviso de siniestro.

So the changes would be:

• el → la
• ajustador → ajustadora

Everything else stays the same.

Because Spanish usually places the main noun first and then adds details after it.

So:

• ajustador = the main noun
• de seguros = tells what kind of adjuster

And:

• aviso = the main noun
• de siniestro = tells what kind of notice/report

This structure is extremely common in Spanish:

• casa de campo = country house
• tarjeta de crédito = credit card
• sala de espera = waiting room

English often stacks nouns together; Spanish usually avoids that by using de.

Using el makes it the notice/report, meaning a specific one.

• el aviso de siniestro = the notice of loss / the claim notice
• un aviso de siniestro = a notice of loss / a claim notice

Both are grammatically possible. The choice depends on context:

• El ajustador de seguros revisa el aviso de siniestro.
  = He is reviewing a specific report.
• Un ajustador de seguros revisa un aviso de siniestro.
  = An adjuster reviews a report / one report.

So the sentence with el sounds more definite and specific.

It could be either, depending on context.

Spanish simple present can express:

1. Habitual action
   • The insurance adjuster reviews claim notices / usually reviews
2. Current action
   • The insurance adjuster is reviewing the claim notice
3. General statement
   • An insurance adjuster reviews the notice of loss

If you wanted to make the ongoing action more explicit, Spanish could also use:

• está revisando

So:

• El ajustador de seguros revisa el aviso de siniestro.
• El ajustador de seguros está revisando el aviso de siniestro.

Both can work, but the simple present is very common in Spanish.

A helpful Latin American pronunciation guide:

• ajustador ≈ ah-hoos-tah-DOR
• siniestro ≈ see-NYES-troh

A few details:

• j in ajustador has a strong breathy sound, like an English h but rougher.
• u is pronounced like oo.
• In siniestro, the ie forms a glide, and nie sounds roughly like nye.

Stress:

• ajustador
• siniestro

Sometimes, but not always.

These terms can overlap, yet they are not identical in every context.

• aviso de siniestro = notice/report that a loss or insured event occurred
• reclamo = claim, complaint, or demand, depending on context

In insurance, reclamo can often mean claim, but aviso de siniestro is more specifically the formal notification of the incident.

In some countries and contexts, people may say things like:

• presentar un reclamo
• reportar un siniestro
• hacer la denuncia del siniestro

So aviso de siniestro sounds more technical and tied to insurance paperwork.

Yes, it is understandable and natural in Latin American Spanish, especially in formal or insurance-related contexts.

That said, insurance vocabulary can vary by country. Depending on the region, you may also hear:

• reporte de siniestro
• denuncia de siniestro
• reclamo
• parte de accidente
  (especially in auto-insurance contexts)

But ajustador de seguros and aviso de siniestro are both very recognizable in a Latin American insurance context.

Not in this expression.

For the profession, the standard phrase is:

• ajustador de seguros

Using de seguro here would sound wrong or at least very unusual.

This is a good reminder that some de + noun expressions are fixed or conventional, so you often have to learn them as units rather than translating word by word.