vacuum-suction
31vacuum — I. noun (plural vacuums or vacua) Etymology: Latin, from neuter of vacuus empty, from vacare to be empty Date: 1550 1. emptiness of space 2. a. a space absolutely devoid of matter b. a space partially exhausted (as to the highest degree possible) …
32Vacuum (disambiguation) — In physics, Vacuum can refer to: *Vacuum, the absence of matter. *Vacuum state in quantum mechanics. *Suction. *Free space, a concept of electromagnetic theory, corresponding to a theoretical perfect vacuum .Vacuum, in different contexts, can… …
33suction relief valve — A control valve that provides constant negative pressure by opening the system to the outside air when the vacuum rises above the preset value. Some gyro instruments (air driven direction indicator, or DI, artificial horizons, etc.) are operated… …
34vacuum cleaner — noun an electrical home appliance that cleans by suction (Freq. 1) • Syn: ↑vacuum • Derivationally related forms: ↑vacuum (for: ↑vacuum) • Hypernyms: ↑ho …
35vacuum curettage — removal of endometrial tissue or the entire contents of the uterus by means of a hollow curet introduced into the uterus through a dilated cervix, with suction through the curet; it may be done for diagnostic purposes or for an induced abortion.… …
36vacuum — vac·u·um || vækjÊŠÉ™m n. void, emptiness, vacuity; space that is empty of matter; electrical device which cleans surfaces by creating air suction v. clean with a vacuum cleaner, operate a device for cleaning carpets and floors by air suction …
37suction aspiration — A surgical procedure in which the cervix is dilated (opened) and vacuum is used to remove tissue from the uterus. Also called suction evacuation or vacuum aspiration …
38suction evacuation — A surgical procedure in which the cervix is dilated (opened) and vacuum is used to remove tissue from the uterus. Also called suction aspiration or vacuum aspiration …
39vacuum aspiration — A surgical procedure in which the cervix is dilated (opened) and vacuum is used to remove tissue from the uterus. Also called suction aspiration or suction evacuation …
40vacuum cup — noun : a hollow hemisphere (as of rubber) that can adhere to a smooth surface or agitate a fluid by suction : suction cup vacuum cups for hanging suits on car windows …
