Question 1

What part of speech is هذا and what does it do in the sentence?

Accepted Answer

هذا is a demonstrative pronoun/determiner meaning this (masculine singular, for something near). In هذا كتاب it “points to” the noun that follows, so the sentence is essentially this (is) a book.

Question 2

Why is there no word for is in هذا كتاب?

Accepted Answer

Arabic often makes present-tense “to be” sentences without an explicit verb. So هذا كتاب is a nominal sentence (a sentence made of nouns/pronouns), and the meaning this is a book is understood without saying is.

Question 3

What is the grammatical structure of هذا كتاب?

Accepted Answer

A common analysis is:
- هذا = مبتدأ (topic/subject)
- كتاب = خبر (comment/predicate)

So it’s a basic subject + predicate nominal sentence.

Question 4

Why is كتاب indefinite (no الـ)?

Accepted Answer

Because the sentence means this is a book, not this is the book. In Arabic, indefiniteness is usually shown by absence of الـ. If you wanted the book, you’d say هذا الكتاب.

Question 5

Shouldn’t it be هذا كتابٌ with tanwīn at the end?

Accepted Answer

In fully vocalized Modern Standard Arabic, yes: كتابٌ (with ـٌ = tanwīn ḍamma) because the predicate is typically nominative and indefinite.  
In most everyday writing, short vowels and tanwīn are omitted, so you usually see هذا كتاب.

Question 6

How is it pronounced, and why doesn’t the spelling show the long vowel clearly?

Accepted Answer

It’s pronounced hādhā kitāb.  
The word هذا is often written without showing the long ā explicitly; in fully vocalized text you may see a “dagger alif” over the هـ: هٰذا, which indicates the long ā sound.

Question 7

Why is هذا used and not هذه?

Accepted Answer

هذا is for masculine singular nouns. كتاب is grammatically masculine, so you say هذا كتاب.  
For a feminine singular noun you’d use هذه, e.g., هذه سيارة (this is a car).

Question 8

Can I change the word order and say كتاب هذا?

Accepted Answer

Not as a normal equivalent of هذا كتاب. The usual order for this is a book is هذا + noun.  
You can have other structures for emphasis or different meanings in more advanced usage, but كتاب هذا by itself is not the standard way to say it.

Question 9

What happens to the ending of كتابٌ when you pause at the end of the sentence?

Accepted Answer

When stopping (pausing) in Arabic, the final short vowel/tanwīn is typically not pronounced.  
So even if the fully vocalized form is كتابٌ, you would usually pronounce it at the end as kitāb (without the -un sound).

Question 10

Is هذا always followed by a noun without الـ?

Accepted Answer

No. هذا can be followed by:
- an indefinite noun: هذا كتابٌ (this is a book)
- a definite noun: هذا الكتابُ (this is the book)
- and it can also stand alone if the context is clear: هذا (this one/this is it)

هذا كتاب.

Breakdown of هذا كتاب.

Questions & Answers about هذا كتاب.

More from this lesson

Master Arabic — from هذا كتاب to fluency