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  • Who changed the way vacumn was spelled 40 years ago?
    According to the Online Etymological Dictionary, vacuum entered English in the 1540s directly from Latin as the substantivized, neuter form of the adjective vacuus The earliest use was as an abstract, non-count noun denoting the emptiness of space, later any void or empty space, for which one could use the Latin plural vacua or simply tack on
  • pronunciation - Why is vacuum pronounced [ˈvæ. kjuːm] and not [ˈvæ . . .
    +1 It seems that vacuum is the odd word out when placed in a lineup with (for example) continuum, individuum, menstruum, and residuum I don't know why the -uum in vacuum came to be pronounced differently from the -uum in the others, but to judge from the pronunciation offered in John Walker's A Critical Pronouncing Dictionary, and Expositor of the English Language (1807), 'twas not always thus
  • Can I call a vacuum cleaner cleaner a vacuum cleaner?
    If a 'vacuum cleaner cleaner' is a machine for cleaning vacuum cleaners, then the person who cleans the vacuum cleaner cleaner would be a 'vacuum cleaner cleaner cleaner'
  • Where is the root morpheme in Modern English evacuate and vacuum?
    Clearly they are related through Latin, from e- and vacare (out of and to empty) and from vacuus (empty), and in Latin the shared morpheme is vac- More interesting may be the relationships with vain, vast and waste which have similar origins in Latin or proto-Indo-European, but which have more specific meanings in modern English
  • differences - English Language Usage Stack Exchange
    Perfect vacuum does not exist - there will always be some energy, some particles manifesting themselves spontaneously from quantum uncertainty, but generally lack of matter, including air is considered vacuum
  • differences - Electronic vs. electric - English Language Usage . . .
    The vacuum tube was soon replaced by semi-conductor materials The technology was named solid state electronics because, semi-conductor materials, like vacuum, are actually insulators that can conduct more or less when activated
  • Idioms or phrases to answer to obvious (yes) questions?
    Is the pope catholic? Do vacuum cleaners suck? Is water wet? Is the hypotenuse the longest side of a triangle? Does a bear live in the woods? I’ll answer you with my favorite ‘Y’ word—Yes! Is the sky blue? I totally ‘scored’ getting asked by you Yes! How do you spell yes? Would you take ‘yes’ for an answer? I haven’t said no
  • When did television become known as the tube?
    The CRT or Cathode Ray Tube is the vacuum tube electron gun combination that (before plasma and LCD televisions) was the basis of all televisions and computer monitors
  • At hand vs on hand vs in hand - English Language Usage Stack . . .
    What's the difference between at hand, on hand and in hand? At hand seems to me as if you have something in reach On hand is if you have something in stock And in hand can be used as if you have
  • expressions - English Language Usage Stack Exchange
    A talent knowledge vacuum is created as talent redundancy has been overlooked and nobody else knows how to do Sara's job, then that leg of the company experiences failure until a solution for Sara's absence is resolved





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