Sweater vs. Jacket — What's the Difference?

A sweater or pullover, also called a jumper in British and Australian English, and a windcheater in parts of Australia, is a piece of clothing, typically with long sleeves, made of knitted or crocheted material, that covers the upper part of the body. When sleeveless, the garment is often called a slipover or sweater vest.

A jacket is a garment for the upper body, usually extending below the hips. A jacket typically has sleeves, and fastens in the front or slightly on the side.

A garment for the upper body of wool, cotton, or synthetic yarn, typically knitted, having long sleeves, and worn in cold weather.

A short coat usually extending to the hips.

One that sweats, especially profusely.

The skin of a potato.

Something that induces sweating; a sudorific.

The dust jacket of a book or phonograph record.

A knitted jacket or jersey, usually of thick wool, worn by athletes before or after exercise.

An insulation covering for a steam pipe, wire, boiler, or similar part.

(US) A similar garment worn for warmth.

An open envelope or folder for filing papers.

One who sweats (produces sweat).

The outer metal shell or case of a bullet.

One who or that which causes to sweat.

A piece of jewelry or other ornament that attaches to an earring stud.

A diaphoretic remedy.

To supply or cover with a jacket.

(historical) An exploitative middleman who subcontracted piece work in the tailoring trade.

A piece of clothing worn on the upper body outside a shirt or blouse, often waist length to thigh length.

(archaic) One who sweats coins, i.e. removes small portions by shaking them.

A piece of a person's suit, beside trousers and, sometimes, waistcoat; coat US

A London street ruffian in Queen Anne's time who prodded weak passengers with his sword-point.

A protective or insulating cover for an object (e.g. a book, hot water tank, bullet.)

(transitive) To dress in a sweater.

(slang) A police record.

One who sweats.

(military) In ordnance, a strengthening band surrounding and reinforcing the tube in which the charge is fired.

One who, or that which, causes to sweat

The tough outer skin of a baked potato.

A crocheted or knitted garment covering the upper part of the body

(Jamaica) A bastard child, in particular one whose father is unaware that they are not the child’s biological father.

A person who perspires

(Appalachian) A vestUS; a waistcoat UK

To confine (someone) to a straitjacket.

(transitive) To enclose or encase in a jacket or other covering.

A short upper garment, extending downward to the hips; a short coat without skirts.

An outer covering for anything, esp. a covering of some nonconducting material such as wood or felt, used to prevent radiation of heat, as from a steam boiler, cylinder, pipe, etc.

In ordnance, a strengthening band surrounding and reënforcing the tube in which the charge is fired.

A garment resembling a waistcoat lined with cork, to serve as a life preserver; - called also cork jacket.

To put a jacket on; to furnish, as a boiler, with a jacket.

To thrash; to beat.

A short coat

An outer wrapping or casing;

(dentistry) an artificial crown fitted over a broken or decayed tooth

The outer skin of a potato

The tough metal shell casing for certain kinds of ammunition

Provide with a thermally non-conducting cover;

Put a jacket on;