Definition

Noun: A vertical pipe in a building's plumbing system that carries wastewater and sewage, specifically from toilets and sometimes other sanitary fixtures, down to the sewer or septic system.

Usage

The term "soil pipe" specifically refers to the main vertical drainage pipe for waste from toilets. It is a key component of a building's waste system. - The plumber needed to replace a section of the corroded soil pipe. - Building codes specify the required diameter for a soil pipe based on the number of fixtures.

Advanced Usage

• "Soil stack": This is a synonymous term often used interchangeably with "soil pipe," emphasizing its vertical, stack-like structure.
  • The soil stack runs from the basement to the roof vent.

Variants and Related Words

• Soil stack (n): Another term for a soil pipe.
• Waste pipe (n): A more general term for any pipe that carries liquid waste; a soil pipe is a specific type of waste pipe.
• Vent pipe (n): A pipe connected to the soil pipe system that allows sewer gases to escape and maintains proper air pressure for drainage.

Synonyms

• Drain pipe (for waste)
• Sewer pipe (within the building context)

Related Phrases

• Soil and vent system: The complete network of soil pipes and their associated vent pipes.
  • A properly designed soil and vent system is essential for preventing odors.

Noun

1. drain that conveys liquid waste from toilets, etc.