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