La dimensione del video è troppo grande.

Italian often uses the definite article where English might not. La dimensione means the size/dimension. In a complete statement like this, Italian normally prefers the article.

So:

• La dimensione del video = The size of the video
• Saying just dimensione del video would usually sound incomplete in this kind of sentence.

Del is a contraction of di + il.

• di = of
• il = the
• di + il = del

So:

• la dimensione del video = the size of the video

Italian commonly combines many prepositions with articles:

• di + il = del
• di + lo = dello
• di + la = della
• di + i = dei
• di + gli = degli
• di + le = delle

Video is a noun borrowed into Italian, and it is normally invariable, meaning it keeps the same form in singular and plural.

• il video = the video
• i video = the videos

It is masculine, so it takes il in the singular.

È is the third-person singular of essere (to be).

The subject of the sentence is la dimensione, which is singular, so the verb must also be singular:

• La dimensione ... è ... = The size ... is ...

The accent matters:

• è = is
• e = and

So you must write è with the accent.

The adjective must agree with the noun it describes. Here, grande describes la dimensione, which is singular feminine.

Grande is one of those adjectives that has the same form for masculine and feminine singular:

• il file è grande
• la dimensione è grande

But in the plural it becomes:

• i file sono grandi
• le dimensioni sono grandi

So grande is correct because the noun is singular.

Troppo here means too, and it modifies the adjective grande.

In Italian, too + adjective is usually:

• troppo + adjective

So:

• troppo grande = too big / too large

Compare:

• molto grande = very big
• troppo grande = too big (more than is acceptable or desirable)

This is an important distinction:

• molto grande = very big
• troppo grande = too big

Molto simply intensifies. Troppo implies a problem, excess, or something undesirable.

So in this sentence, troppo grande suggests the video size is bigger than allowed, practical, or wanted.

Yes, grammatically you could, but it means something different.

• La dimensione del video è troppo grande = the size is excessively large
• La dimensione del video è molto grande = the size is very large

If you want to express that there is an issue, troppo grande is the better choice.

All of these can be possible, but they are not identical.

• La dimensione del video è troppo grande focuses specifically on the video’s size
• Il video è troppo grande is more natural in many everyday contexts and usually still means the file/video is too large
• Misura usually refers more to physical measurements or clothing sizes, so it is less natural here

In technical or computer-related contexts, dimensione is common for file or video size.

Yes, it is correct and understandable, especially in a technical context.

That said, in everyday digital usage, native speakers might also say:

• Il video è troppo grande
• Il file video è troppo grande
• Le dimensioni del video sono troppo grandi

These alternatives may sound a bit more natural depending on context, but your sentence is absolutely valid.

Yes, both singular and plural can be used, but they are slightly different in feel.

Singular:

• La dimensione del video è troppo grande
• focuses on the size as one overall property

Plural:

• Le dimensioni del video sono troppo grandi
• literally the dimensions of the video are too large
• can sound a little more formal or technical

In many situations, Italian uses both singular and plural ways of talking about size, though the singular is perfectly fine here.

Yes. Grande can often be translated as either big or large, depending on context.

So:

• troppo grande = too big
• troppo grande = too large

In a sentence about a video file, English often prefers too large, but Italian simply uses grande.

The structure is:

• La dimensione del video = subject
• è = verb
• troppo grande = predicate adjective phrase

So the pattern is:

subject + to be + too + adjective

This is very similar to English:

• The size of the video is too large

A simple pronunciation guide is:

lah dee-men-SYOH-neh del VEE-deh-oh eh TROHP-poh GRAHN-deh

A few notes:

• dimensione has stress on -o-: dimen-sio-ne
• video in Italian is usually pronounced with three syllables: VEE-deh-oh
• troppo has a clear doubled pp
• è is pronounced like eh

Yes. This is a very useful pattern:

La dimensione del/della/dei... è troppo grande.

Examples:

• La dimensione del file è troppo grande.
  The file size is too large.

• La dimensione della foto è troppo grande.
  The photo size is too large.

• La dimensione dell’immagine è troppo grande.
  The image size is too large.

So once you understand la dimensione di + noun, you can reuse it easily.