Definition

Noun: A restrictive clause is a type of dependent (subordinate) clause that provides essential information to identify or define the noun or noun phrase it modifies. It restricts the meaning of the noun to a specific subset, making the information in the clause necessary for the sentence's meaning. It is not set off by commas.

Usage

A restrictive clause is used to specify which person, place, or thing you are talking about. Without it, the meaning of the sentence would be unclear or would change.

Examples

• The book that I borrowed from you is on the table. book is on the table. Without this clause, the sentence "The book is on the table" would be vague if there are many books.)*
• Students who arrive late will not be admitted.
• We visited the village where my grandfather was born. village we visited. It is necessary information.)*

Advanced Usage

• "That" vs. "Which": In formal American English, "that" is typically used to introduce a restrictive clause, while "which" is used for non-restrictive clauses (which are set off by commas and add non-essential information).
  • Restrictive (use "that"): The car that has a flat tire is mine.
  • Non-restrictive (use "which"): My car, which has a flat tire, is in the driveway.
• Omission of Relative Pronoun: In restrictive clauses, the relative pronoun (e.g., that, who, whom) can sometimes be omitted when it is the object of the clause.
  • With pronoun: The movie (that) we saw was excellent.
  • The pronoun "that" can be omitted without changing the meaning.

Variants and Related Words

• Defining Clause: A synonym for "restrictive clause," commonly used in British English.
• Essential Clause: Another term emphasizing that the clause is necessary for the sentence's meaning.
• Non-restrictive Clause (or Non-defining Clause): The opposite type of clause. It adds extra, non-essential information about a noun that is already clearly identified. It is always set off by commas.
  • Example: My brother, who lives in Chicago, is visiting. (You have only one brother; the clause just adds extra information.)

Synonyms

• Defining clause
• Essential clause

Related Grammatical Concepts

• Relative Clause: A broader category that includes both restrictive and non-restrictive clauses. A restrictive clause is a type of relative clause.
• Dependent Clause: A clause that cannot stand alone as a sentence. A restrictive clause is always a dependent clause.

Noun

1. a subordinate clause that limits or restricts the meaning of the noun phrase it modifies