Vacuum vs Otheoscope - What's the difference?
vacuum | otheoscope |
A region of space that contains no matter.
A vacuum cleaner.
The condition of rarefaction, or reduction of pressure below that of the atmosphere, in a vessel, such as the condenser of a steam engine, which is nearly exhausted of air or steam, etc.
An instrument for exhibiting the repulsive action produced by light or heat in a vacuum; a modification of the radiometer.
* 2008 , William Hodson Brock, William Crookes (1832-1919) and the Commercialization of Science
As nouns the difference between vacuum and otheoscope
is that vacuum is a region of space that contains no matter while otheoscope is an instrument for exhibiting the repulsive action produced by light or heat in a vacuum; a modification of the radiometer.As a verb vacuum
is to clean (something) with a vacuum cleaner.vacuum
English
Alternative forms
* (rare)Noun
(wikipedia vacuum) (en-noun)- a vacuum of 26 inches of mercury, or 13 pounds per square inch
Usage notes
* In the sense of "a region of space that contains no matter", the plural of vacuum' is either '''vacua''' or '''vacuums'''. In the sense of a "vacuum cleaner" ' vacuums is the only plural. * The Latin in vacuo'' is sometimes used instead of ''in a vacuum (in free space).Synonyms
* (vacuum cleaner) hoover (British )Antonyms
* (region of space that contains no matter) plenumDerived terms
* power vacuum * vacuum brake * vacuum cleaner * vacuum pan * vacuum valveSynonyms
* (transitive sense) to hoover (British) * (intransitive sense) to do the hoovering, to hoover (British)otheoscope
English
Noun
(en noun)- In a generous gesture that soon turned sour, Crookes allowed Gimingham to make otheoscopes in his spare time and make a profit on them by selling them