Jacket

Definition

Jacket is a noun that refers to a short coat, typically worn as an outer garment. It can also mean a covering, casing, or protective layer around an object. As a verb, it refers to the act of covering something with a protective layer or casing.

Parts of Speech

• Noun
• Verb

Pronunciation

American English

• IPA Pronunciation: /ˈdʒækɪt/
• Respelling: JAK-it

British English

• IPA Pronunciation: /ˈdʒækɪt/
• Respelling: JAK-it

Etymology

The word "jacket" originates from the Middle English "jaket," derived from Old French "jaquet," meaning "a small tunic." This term traces further back to "jaque," a type of outer garment, and ultimately to the Old French personal name "Jacques," used to denote common people wearing such garments.

Derivatives

• Jacketed (adjective)
• Unjacketed (adjective)
• Jacketless (adjective)
• Rejacket (verb)
• Overjacket (noun)

Synonyms

• Coat
• Blazer
• Outerwear

Antonyms

• None

Usage

The noun "jacket" is commonly used to refer to garments designed to keep the wearer warm or dry, such as "He put on his leather jacket before going outside." As a verb, it is used in technical contexts, e.g., "The pipes were jacketed to prevent heat loss."

Related Terms

• Coat: A long outer garment worn for warmth or style.
• Blazer: A formal or semi-formal jacket.
• Insulation: A material or layer used to reduce heat transfer or sound.

Detailed Definitions

Noun

• A short coat typically worn as outerwear: Refers to a protective or stylish garment.
  • Example: "He wore a waterproof jacket during the hike."
• A protective covering or casing: Refers to an external layer or shell used for protection or insulation.
  • Example: "The book's dust jacket was damaged."

Verb

• To cover or encase with a protective layer: Refers to applying a covering to an object.
  • Example: "The cables were jacketed with plastic for safety."