ADA - Refers to toilets meeting the Americans with Disabilities Act.
American Standard - A big brand from North America that manufactures numerous bathroom, plumbing, and building fixtures.
Bidet - A piece of technology usually built into a seat that utilizes sprays to make cleaning up more convenient and hygienic.
Back flush - Waste removed from the bowl through a back waste outlet rather than a floor based one.
Comfort height - Taller, more accessible designs that are easier to sit down upon.
Concealed trapway - Refers to the trap being hidden with a skirted, smoother exterior for both looks and ease of maintenance.
Cushioned seat - A more comfortable, padded toilet seat. Often made with foam and vinyl.
Delta - Another popular manufacturer. A company used for numerous fixtures and fittings in the lavatory with a solid reputation.
Duravit - A brand with collections that tend to be quite eye catching. Both wall and floor mounting options available, as well as numerous other types of hardware and fixtures for bath and kitchen.
EPA - Environmental protection agency. Often refers to loos that consume less water.
Gerber - A company that manufactures a number of shower, bathroom, and kitchen hardware and fixtures.
GPF - Gallons per flush. How much water is used to flush out waste from the bowl.
HET - High efficiency toilet. A product that uses smaller amounts of water.
KOHLER - Another respectable manufacturer in the industry, producing all kinds of bathroom fixtures and accessories.
Mansfield - Another reputable brand name, providing several different styles and ranges to meet differing tastes.
One piece - A type of toilet that comes with the tank and bowl together from one bit of ceramic.
Plunger - A tool used to unclog the pipes.
Sterling - No not the currency, this is a brand of KOHLER.
Square bowl - The shape of the seating area. Also known as rectangular bowls.
Soft closing - This refers to a toilet seat which closes quietly and gently.
Bidet - A seat with a spray attached, designed to be a more hygienic way to clean up after going to the bathroom.
TOTO - A well known brand name in the industry.
Touchless - Refers to a flushing mechanism that utilizes a electro magnetic field and sensors to activate the flush.
Upflush - A special type of flush that is used to pump waste upwards from below the sewage line. Good for temporary set ups, and for fitting bathrooms in unconventional places in the household.
Wall hung - Refers to toilets that are attached to the wall with no mounting fixtures or hardware on the floor. Also known as floating loos.
WaterSense - Refers to models with a GPF of 1.28 or less.
Waste outlet - The hole which the water and waste passes through.