The terms "hoover" and "vacuum cleaner" are often used interchangeably, but there is a slight difference between the two:
Hoover: "Hoover" is a brand name that has become synonymous with vacuum cleaners in some parts of the world, similar to how "Kleenex" is often used to refer to facial tissues. The Hoover brand, founded in the early 20th century, was one of the pioneers in the development of vacuum cleaners. Over time, the brand's name became so popular that people started using "hoover" as a verb to describe the action of vacuuming, regardless of the vacuum cleaner's actual brand or make.
Vacuum Cleaner: "Vacuum cleaner" is a general term used to describe a device that uses suction to remove dirt, dust, and debris from floors, carpets, and other surfaces. It is a broad term that encompasses various types of vacuum cleaners, including upright vacuums, canister vacuums, handheld vacuums, stick vacuums, and robotic vacuums.
In summary, a hoover is technically a type of vacuum cleaner, but it specifically refers to vacuum cleaners made by the Hoover brand. On the other hand, a regular vacuum cleaner can be any vacuum, regardless of the brand or make. However, due to common usage and language evolution, people often use the term "hoover" to refer to any vacuum cleaner, even if it's not made by the Hoover brand.