WebNov 21, 2024 · Vacuum distillation definition. A distillation operation that is performed at a pressure below atmospheric pressure is called vacuum distillation. In other words, distillation under reduced pressure is known as Vacuum distillation. This is performed by lowering the pressures in the column or the reactor. WebDec 2, 2014 · Why is space a vacuum? Space is a vacuum because the word vacuum means "empty space". If the universe had no emptiness (almost emptiness, as the posters before me have stated), we would not use the word "space" for it. So space, by its very definition in English language, is emptiness.
What is the scientific definition of a vacuum? - NPL - NPLWebsite
A vacuum is a space devoid of matter. The word is derived from the Latin adjective vacuus for "vacant" or "void". An approximation to such vacuum is a region with a gaseous pressure much less than atmospheric pressure. Physicists often discuss ideal test results that would occur in a perfect vacuum, which they … See more The word vacuum comes from Latin 'an empty space, void', noun use of neuter of vacuus, meaning "empty", related to vacare, meaning "to be empty". Vacuum is one of the few words in the English language … See more The strictest criterion to define a vacuum is a region of space and time where all the components of the stress–energy tensor are zero. This … See more Outer space has very low density and pressure, and is the closest physical approximation of a perfect vacuum. But no vacuum is truly perfect, not even in interstellar space, where there are still a few hydrogen atoms per cubic meter. Stars, planets, and … See more Vacuum is useful in a variety of processes and devices. Its first widespread use was in the incandescent light bulb to protect the filament from … See more Historically, there has been much dispute over whether such a thing as a vacuum can exist. Ancient Greek philosophers debated the existence of a vacuum, or void, in the context of See more In quantum mechanics and quantum field theory, the vacuum is defined as the state (that is, the solution to the equations of the theory) with the … See more The quality of a vacuum is indicated by the amount of matter remaining in the system, so that a high quality vacuum is one with very little matter left in it. Vacuum is primarily measured … See more WebFind 9 ways to say VACUUM, along with antonyms, related words, and example sentences at Thesaurus.com, the world's most trusted free thesaurus. lifeatworkportal.com/albertsons.html
Vacuum Definition & Meaning - Merriam-Webster
Weba condition that exists when someone has lost control of something, and no one has replaced them: She was quick to fill the power vacuum that was left by the sudden … Web32 other terms for in a vacuum- words and phrases with similar meaning. Lists. synonyms. antonyms. definitions. sentences. thesaurus. phrases. idioms. suggest new. in the abstract. in the vacuum. in vacuo. in … WebApr 11, 2024 · In a vacuum definition: If something is done in a vacuum , it is not affected by any outside influences or... Meaning, pronunciation, translations and examples life at work portal amn