ounce
Sign in to saveThe ounce () is any of several different units of mass, weight, or volume and is derived almost unchanged from the , an Ancient Roman unit of measurement.
AI overview
An ounce is a unit of measurement for mass, weight, or volume that comes from an ancient Roman measurement system and is still used today. It matters because it's a practical standard that allows people to measure and compare amounts of things consistently, whether they're weighing ingredients for cooking or determining the size of a product.
AI-generated from the Wikipedia summary — may contain errors.
Key facts
- Unit.name
- Ounce
- Unit.image
- Drostes instant Cocoa packed by H Hamstra & Co, Inc 8 ounces blikje, foto 1.JPG
- Unit.caption
- Droste's Instant Cocoa with a net weight of 8 ounces
- Unit.standard
- Imperial system
- Unit.quantity
- Measurement
- Unit.symbol
- ℥, oz
via Wikipedia infobox
Article
17 sectionsContents
- Etymology
- Definitions
- Active use
- International avoirdupois ounce
- International troy ounce
- Metric ounces
- Historical
- Apothecaries' ounce
- Maria Theresa ounce
- Spanish ounce
- Ounce-force
- Fluid ounce
- Other uses
- Fabric weight
- Copper layer thickness of a printed circuit board
- Notes and references
- External links
The ounce () is any of several different units of mass, weight, or volume and is derived almost unchanged from the , an Ancient Roman unit of measurement.
The avoirdupois ounce (exactly ) is avoirdupois pound; this is the United States customary and British imperial ounce. It is primarily used in the United States.