Homonym: W.C. (Water Closet)
"W.C." stands for "water closet," a term commonly used to refer to a small room containing a toilet. The term originated in the 19th century and is often associated with the development of indoor plumbing. Water closets are designed for privacy and sanitation, making them an essential part of modern bathrooms.
In many countries, the term "W.C." is still used in public signage to indicate restroom facilities. The design and functionality of water closets can vary widely, with different styles and technologies, including flush toilets and composting toilets, catering to various needs and preferences.