هو معلم في المدرسة.

He is a teacher at the school.

Breakdown of هو معلم في المدرسة.

• مدرسة: school
• هو: he
• معلم: teacher
• في: at

Questions & Answers about هو معلم في المدرسة.

Why is there no word for “is” in this sentence?

In Modern Standard Arabic, present-tense “to be” is usually not expressed. So هو معلم في المدرسة is a nominal sentence (a sentence without a verb) meaning “He is a teacher at/in the school.”
If you wanted a past or future “to be,” you would use a verb (e.g., كان “was,” سيكون “will be”).

What role does هو play here, and can it be omitted?

هو means “he” and serves as the subject.
It can often be omitted, because Arabic can imply the subject in nominal sentences:

• معلم في المدرسة. can still mean “(He is) a teacher at the school.”
  Including هو can add clarity or emphasis (especially in writing or when contrasting subjects).

Is معلم definite or indefinite here? Why doesn’t it have الـ?

معلم here is indefinite: “a teacher.”
That’s why it appears without الـ (the). If you add الـ, it becomes definite:

• هو المعلم في المدرسة = “He is the teacher in the school” (often implying a specific teacher).

What are the (optional) case endings/diacritics for this sentence?

Fully vowelled in formal MSA, it would commonly be:

• هُوَ مُعَلِّمٌ فِي الْمَدْرَسَةِ
  Here:
• مُعَلِّمٌ ends with ـٌ (nominative -un) because it’s the predicate of the nominal sentence.
• الْمَدْرَسَةِ ends with ـِ (genitive -i) because it follows the preposition في.
  In most everyday reading/writing, these endings are usually omitted.

Why is it في المدرسة and not something like إلى المدرسة?

في means “in/at” and expresses location: “in/at the school.”
إلى means “to/toward” and implies motion/direction, like “to the school.”
So:

• هو معلم في المدرسة = location (works there / at that school)
• هو يذهب إلى المدرسة = motion (he goes to the school)

Does في المدرسة mean “inside the building,” or can it mean “at school” generally?

It can mean both depending on context:

• Literally: in the school building
• More generally: at the school / at school (i.e., associated with that school as a workplace)

Why does المدرسة have الـ but معلم doesn’t?

Because المدرسة is meant as a specific/known place: “the school.”
Meanwhile معلم is describing his profession and is indefinite: “a teacher.”
This combination is common: an indefinite job title + a definite place.

Can I change the sentence to talk about a woman?

Yes—both the pronoun and the job title should match feminine gender:

• هي معلمة في المدرسة. = “She is a (female) teacher at the school.”
  هي = “she,” معلمة = feminine form of “teacher.”

Is معلم the only word for “teacher” in MSA?

No. معلّم is common and correct, especially for a teacher as an educator. Another very common word is مدرّس:

• هو مدرس في المدرسة. also means “He is a teacher at the school.”
  In many contexts they’re interchangeable, though some speakers may feel slight nuance depending on region or level of education.

What is the basic grammar structure of the sentence?

It’s a nominal sentence:

• هو = مبتدأ (topic/subject)
• معلم = خبر (predicate: the information about the subject)
• في المدرسة = a prepositional phrase modifying the predicate (where he is a teacher)