A trouser is a type of garment that covers the lower part of the body from the waist to the ankles, with separate sections for each leg. It is commonly referred to as a pair of pants or trousers.

In the textile industry, the terms “garment” and “apparel” can be used interchangeably when referring to trousers. Trousers are a type of clothing item that is produced as part of a larger collection of clothing items, such as a line of men’s or women’s apparel.

In summary, trousers are a specific type of garment that falls under the larger category of apparel. Both terms can be used when referring to this type of clothing item in the textile industry.