(medicine) A method of inducing abortion, during the first trimester of pregnancy, in which the embryo and placenta are drawn off through a narrow tube.

A hypothetical process whereby spacetime undergoes a phase transition (decays) into a lower-energy state.

Third-person singular simple present indicative form of vacuum-clean

present participle of vacuum-clean

simple past tense and past participle of vacuum-clean

Having been cleaned with a vacuum cleaner; hoovered.

(physics) An instrument that is used to measure very low pressures of gases.

A piece of equipment used for extraction of gas or vapour from an enclosed space, leaving the container with a partial vacuum.

Synonym of thermos / (chemistry) A Dewar vessel, a scientific instrument used to store liquified gases.

A domestic or industrial mobile machine for cleaning floors and similar surfaces that draws dust and other particles into a container (a cyclonic type bin, or a filter bag) by the suction created by an electric motor driving a fan.