Elementary Arabic Morphology 1
The Division of Nouns Into Definite and Indefinite
What is an indefinite noun?
What is a definite noun?
How many kinds of definite nouns are there?
An indefinite noun is a noun that does not denote something specific, for example: قَلَمٌ ﺇنسَانٌ (a pen, a human)
A definite noun is a noun that denotes something specific, for example: هَذا القَلَمُ (this pen)
There are six types of definite nouns: pronouns, proper nouns, demonstrative pronouns, conjunctions, definite by alif-lām and prefixed nouns.