plumbing fixture consisting of a water basin fixed to a wall or floor and having a drainpipe | the application of the knowledge and usage of tools (such as machines or utensils) and techniques to control one's environment |
a covered cistern; waste water and sewage flow into it | machinery and equipment developed from engineering or other applied sciences |
a depression in the ground communicating with a subterranean passage (especially in limestone) and formed by solution or by collapse of a cavern roof | the discipline dealing with the art or science of applying scientific knowledge to practical problems |
(technology) a process that acts to absorb or remove energy or a substance from a system | |